Q: What is the sum of all factors of the number 86,130 excluding 86,130?

A: 173,070

Why is 173,070 the sum of all factors of 86,130, excluding 86,130?

The factors of the number 86,130 are: 1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 29, 30, 33, 45, 54, 55, 58, 66, 87, 90, 99, 110, 135, 145, 165, 174, 198, 261, 270, 290, 297, 319, 330, 435, 495, 522, 594, 638, 783, 870, 957, 990, 1305, 1485, 1566, 1595, 1914, 2610, 2871, 2970, 3190, 3915, 4785, 5742, 7830, 8613, 9570, 14355, 17226, 28710, 43065, 86130.

If you add them up, you will get the total of 86,303. Now subtract 86,130 to get 173,070