Q: What is the sum of all factors of the number 155,321,020 excluding 155,321,020?

A: 179,435,780

Why is 179,435,780 the sum of all factors of 155,321,020, excluding 155,321,020?

The factors of the number 155,321,020 are: 1, 2, 4, 5, 10, 20, 71, 89, 142, 178, 284, 355, 356, 445, 710, 890, 1229, 1420, 1780, 2458, 4916, 6145, 6319, 12290, 12638, 24580, 25276, 31595, 63190, 87259, 109381, 126380, 174518, 218762, 349036, 436295, 437524, 546905, 872590, 1093810, 1745180, 2187620, 7766051, 15532102, 31064204, 38830255, 77660510, 155321020.

If you add them up, you will get the total of 155,321,199. Now subtract 155,321,020 to get 179,435,780