Divisor Sum of 51,001,180,160

Example of Sigma of Integer

 * $\sigma \left({51 \, 001 \, 180 \, 160}\right) = 153 \, 003 \, 540 \, 480$

where $\sigma$ denotes the $\sigma$ function.

Proof
We have that:
 * $51 \, 001 \, 180 \, 160 = 2^{14} \times 5 \times 7 \times 19 \times 31 \times 151$

Hence: