Q: What is the sum of all factors of the number 70,290 excluding 70,290?

A: 131,886

Why is 131,886 the sum of all factors of 70,290, excluding 70,290?

The factors of the number 70,290 are: 1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 71, 90, 99, 110, 142, 165, 198, 213, 330, 355, 426, 495, 639, 710, 781, 990, 1065, 1278, 1562, 2130, 2343, 3195, 3905, 4686, 6390, 7029, 7810, 11715, 14058, 23430, 35145, 70290.

If you add them up, you will get the total of 70,421. Now subtract 70,290 to get 131,886