# Category:Perfect Numbers

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This category contains results about Perfect Numbers.

Definitions specific to this category can be found in Definitions/Perfect Numbers.

A **perfect number** is a (strictly) positive integer equal to its aliquot sum.

## Subcategories

This category has the following 8 subcategories, out of 8 total.

### 2

### 4

### 6

### 8

### A

### E

### P

### T

## Pages in category "Perfect Numbers"

The following 18 pages are in this category, out of 18 total.