Q: What is the sum of all factors of the number 650,510,245 excluding 650,510,245?

A: 331,878,491

Why is 331,878,491 the sum of all factors of 650,510,245, excluding 650,510,245?

The factors of the number 650,510,245 are: 1, 5, 7, 11, 35, 55, 77, 107, 385, 535, 749, 1177, 3745, 5885, 8239, 15791, 41195, 78955, 110537, 173701, 552685, 868505, 1215907, 1689637, 6079535, 8448185, 11827459, 18586007, 59137295, 92930035, 130102049, 650510245.

If you add them up, you will get the total of 650,510,576. Now subtract 650,510,245 to get 331,878,491