Q: What is the sum of all factors of the number 512,425,720 excluding 512,425,720?

A: 641,482,280

Why is 641,482,280 the sum of all factors of 512,425,720, excluding 512,425,720?

The factors of the number 512,425,720 are: 1, 2, 4, 5, 8, 10, 20, 40, 1399, 2798, 5596, 6995, 9157, 11192, 13990, 18314, 27980, 36628, 45785, 55960, 73256, 91570, 183140, 366280, 12810643, 25621286, 51242572, 64053215, 102485144, 128106430, 256212860, 512425720.

If you add them up, you will get the total of 512,426,361. Now subtract 512,425,720 to get 641,482,280