Q: What is the sum of all factors of the number 131,321,020 excluding 131,321,020?

A: 151,977,380

Why is 151,977,380 the sum of all factors of 131,321,020, excluding 131,321,020?

The factors of the number 131,321,020 are: 1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 545, 590, 1021, 1090, 1180, 2042, 2180, 4084, 5105, 6431, 10210, 12862, 20420, 25724, 32155, 60239, 64310, 111289, 120478, 128620, 222578, 240956, 301195, 445156, 556445, 602390, 1112890, 1204780, 2225780, 6566051, 13132102, 26264204, 32830255, 65660510, 131321020.

If you add them up, you will get the total of 131,321,171. Now subtract 131,321,020 to get 151,977,380