90174290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{1063}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 172368000

約数和(自身を除く): 82193710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 499, 998, 1063, 2126, 2495, 4990, 5315, 8483, 10630, 16966, 18071, 36142, 42415, 84830, 90355, 180710, 530437, 1060874, 2652185, 5304370, 9017429, 18034858, 45087145, 90174290]

約数ペア:

[(1, 90174290), (2, 45087145), (5, 18034858), (10, 9017429), (17, 5304370), (34, 2652185), (85, 1060874), (170, 530437), (499, 180710), (998, 90355), (1063, 84830), (2126, 42415), (2495, 36142), (4990, 18071), (5315, 16966), (8483, 10630)]