Q: What is the sum of all factors of the number 161,876,730 excluding 161,876,730?

A: 239,162,118

Why is 239,162,118 the sum of all factors of 161,876,730, excluding 161,876,730?

The factors of the number 161,876,730 are: 1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 174061, 348122, 522183, 870305, 1044366, 1740610, 2610915, 5221830, 5395891, 10791782, 16187673, 26979455, 32375346, 53958910, 80938365, 161876730.

If you add them up, you will get the total of 161,876,969. Now subtract 161,876,730 to get 239,162,118