Q: What is the sum of all factors of the number 205,021,245 excluding 205,021,245?

A: 180,365,379

Why is 180,365,379 the sum of all factors of 205,021,245, excluding 205,021,245?

The factors of the number 205,021,245 are: 1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 95581, 286743, 477905, 1051391, 1242553, 1433715, 3154173, 3727659, 5256955, 6212765, 13668083, 15770865, 18638295, 41004249, 68340415, 205021245.

If you add them up, you will get the total of 205,021,425. Now subtract 205,021,245 to get 180,365,379