74877010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 48

約数和(自身を含む): 154263816

約数和(自身を除く): 79386806

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 1105, 1445, 1993, 2210, 2890, 3757, 3986, 7514, 9965, 18785, 19930, 25909, 33881, 37570, 51818, 67762, 129545, 169405, 259090, 338810, 440453, 575977, 880906, 1151954, 2202265, 2879885, 4404530, 5759770, 7487701, 14975402, 37438505, 74877010]

約数ペア:

[(1, 74877010), (2, 37438505), (5, 14975402), (10, 7487701), (13, 5759770), (17, 4404530), (26, 2879885), (34, 2202265), (65, 1151954), (85, 880906), (130, 575977), (170, 440453), (221, 338810), (289, 259090), (442, 169405), (578, 129545), (1105, 67762), (1445, 51818), (1993, 37570), (2210, 33881), (2890, 25909), (3757, 19930), (3986, 18785), (7514, 9965)]