Q: What is the sum of all factors of the number 128,607,856 excluding 128,607,856?

 A: 163,498,448

Why is 163,498,448 the sum of all factors of 128,607,856, excluding 128,607,856?

The factors of the number 128,607,856 are: 1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 208, 221, 272, 296, 442, 481, 592, 629, 884, 962, 983, 1258, 1768, 1924, 1966, 2516, 3536, 3848, 3932, 5032, 7696, 7864, 8177, 10064, 12779, 15728, 16354, 16711, 25558, 32708, 33422, 36371, 51116, 65416, 66844, 72742, 102232, 130832, 133688, 145484, 204464, 217243, 267376, 290968, 434486, 472823, 581936, 618307, 868972, 945646, 1236614, 1737944, 1891292, 2473228, 3475888, 3782584, 4946456, 7565168, 8037991, 9892912, 16075982, 32151964, 64303928, 128607856.

If you add them up, you will get the total of 128,608,019. Now subtract 128,607,856 to get 163,498,448


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