Q: What is the sum of all factors of the number 321,663,625 excluding 321,663,625?

A: 105,332,087

Why is 105,332,087 the sum of all factors of 321,663,625, excluding 321,663,625?

The factors of the number 321,663,625 are: 1, 5, 23, 25, 53, 115, 125, 265, 575, 1219, 1325, 2111, 2875, 6095, 6625, 10555, 30475, 48553, 52775, 111883, 152375, 242765, 263875, 559415, 1213825, 2573309, 2797075, 6069125, 12866545, 13985375, 64332725, 321663625.

If you add them up, you will get the total of 321,663,730. Now subtract 321,663,625 to get 105,332,087