Q: What is the sum of all factors of the number 109,657,625 excluding 109,657,625?

A: 60,978,919

Why is 60,978,919 the sum of all factors of 109,657,625, excluding 109,657,625?

The factors of the number 109,657,625 are: 1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 9625, 11393, 56965, 79751, 125323, 284825, 398755, 626615, 877261, 1424125, 1993775, 3133075, 4386305, 9968875, 15665375, 21931525, 109657625.

If you add them up, you will get the total of 109,657,685. Now subtract 109,657,625 to get 60,978,919