90165280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{33149}}^1$

素因数の和:33181

約数の個数: 48

約数和(自身を含む): 225552600

約数和(自身を除く): 135387320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 33149, 66298, 132596, 165745, 265192, 331490, 530384, 563533, 662980, 1060768, 1127066, 1325960, 2254132, 2651920, 2817665, 4508264, 5303840, 5635330, 9016528, 11270660, 18033056, 22541320, 45082640, 90165280]

約数ペア:

[(1, 90165280), (2, 45082640), (4, 22541320), (5, 18033056), (8, 11270660), (10, 9016528), (16, 5635330), (17, 5303840), (20, 4508264), (32, 2817665), (34, 2651920), (40, 2254132), (68, 1325960), (80, 1127066), (85, 1060768), (136, 662980), (160, 563533), (170, 530384), (272, 331490), (340, 265192), (544, 165745), (680, 132596), (1360, 66298), (2720, 33149)]