Definition:Primitive Semiperfect Number/Examples

Examples of Primitive Semiperfect Number

6

$6$ is a primitive semiperfect number:

$1 + 2 + 3 = 6$

20

$20$ is a primitive semiperfect number:

$1 + 4 + 5 + 10 = 20$

28

$28$ is a primitive semiperfect number:

$1 + 2 + 4 + 7 + 14 = 28$

88

$88$ is a primitive semiperfect number:

$1 + 2 + 8 + 11 + 22 + 44 = 88$

104

$104$ is a primitive semiperfect number:

$1 + 4 + 8 + 13 + 26 + 52 = 104$

272

$272$ is a primitive semiperfect number:

$1 + 16 + 17 + 34 + 68 + 136 = 272$

304

$304$ is a primitive semiperfect number:

$1 + 2 + 16 + 19 + 38 + 76 + 152 = 304$

350

$350$ is a primitive semiperfect number:

$1 + 5 + 10 + 14 + 25 + 50 + 70 + 175 = 350$

368

$368$ is a primitive semiperfect number:

$1 + 2 + 4 + 16 + 23 + 46 + 92 + 184 = 368$

464

$464$ is a primitive semiperfect number:

$1 + 4 + 8 + 16 + 29 + 58 + 116 + 232 = 464$

490

$490$ is a primitive semiperfect number:

$2 + 5 + 7 + 14 + 49 + 70 + 98 + 245 = 490$

496

$496$ is a primitive semiperfect number:

$1 + 2 + 4 + 8 + 16 + 31 + 62 + 124 + 248 = 496$

550

$550$ is a primitive semiperfect number:

$2 + 11 + 22 + 25 + 50 + 55 + 110 + 275 = 550$

572

$572$ is a primitive semiperfect number:

$1 + 11 + 13 + 22 + 44 + 52 + 143 + 286 = 572$

650

$650$ is a primitive semiperfect number:

$1 + 5 + 10 + 13 + 25 + 26 + 50 + 65 + 130 + 325 = 650$

748

$748$ is a primitive semiperfect number:

$2 + 17 + 22 + 34 + 44 + 68 + 187 + 374 = 748$

770

$770$ is a primitive semiperfect number:

$1 + 5 + 7 + 11 + 14 + 35 + 55 + 70 + 77 + 110 + 385 = 770$

910

$910$ is a primitive semiperfect number:

$1 + 2 + 5 + 7 + 10 + 13 + 26 + 35 + 65 + 70 + 91 + 130 + 455 = 910$

945

$945$ is a primitive semiperfect number:

$1 + 5 + 7 + 9 + 15 + 21 + 35 + 45 + 63 + 105 + 135 + 189 + 315 = 945$

1184

$1184$ is a primitive semiperfect number:

$1 + 4 + 32 + 37 + 74 + 148 + 296 + 592 = 1184$

1190

$1190$ is a primitive semiperfect number:

$1 + 2 + 5 + 10 + 14 + 17 + 34 + 70 + 85 + 119 + 238 + 595 = 1190$