Q: What is the sum of all factors of the number 64,480 excluding 64,480?

A: 104,864

Why is 104,864 the sum of all factors of 64,480, excluding 64,480?

The factors of the number 64,480 are: 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 4030, 4960, 6448, 8060, 12896, 16120, 32240, 64480.

If you add them up, you will get the total of 64,584. Now subtract 64,480 to get 104,864