Q: What is the sum of all factors of the number 530,646,655 excluding 530,646,655?

A: 268,403,585

Why is 268,403,585 the sum of all factors of 530,646,655, excluding 530,646,655?

The factors of the number 530,646,655 are: 1, 5, 7, 11, 35, 55, 77, 157, 385, 785, 1099, 1727, 5495, 8635, 8779, 12089, 43895, 60445, 61453, 96569, 307265, 482845, 675983, 1378303, 3379915, 6891515, 9648121, 15161333, 48240605, 75806665, 106129331, 530646655.

If you add them up, you will get the total of 530,646,923. Now subtract 530,646,655 to get 268,403,585