Q: What is the sum of all factors of the number 243,313,100 excluding 243,313,100?

A: 285,949,900

Why is 285,949,900 the sum of all factors of 243,313,100, excluding 243,313,100?

The factors of the number 243,313,100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 449, 898, 1796, 2245, 4490, 5419, 8980, 10838, 11225, 21676, 22450, 27095, 44900, 54190, 108380, 135475, 270950, 541900, 2433131, 4866262, 9732524, 12165655, 24331310, 48662620, 60828275, 121656550, 243313100.

If you add them up, you will get the total of 243,313,385. Now subtract 243,313,100 to get 285,949,900