86711180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 186973920

約数和(自身を除く): 100262740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 179, 212, 265, 358, 457, 530, 716, 895, 914, 1060, 1790, 1828, 2285, 3580, 4570, 9140, 9487, 18974, 24221, 37948, 47435, 48442, 81803, 94870, 96884, 121105, 163606, 189740, 242210, 327212, 409015, 484420, 818030, 1636060, 4335559, 8671118, 17342236, 21677795, 43355590, 86711180]

約数ペア:

[(1, 86711180), (2, 43355590), (4, 21677795), (5, 17342236), (10, 8671118), (20, 4335559), (53, 1636060), (106, 818030), (179, 484420), (212, 409015), (265, 327212), (358, 242210), (457, 189740), (530, 163606), (716, 121105), (895, 96884), (914, 94870), (1060, 81803), (1790, 48442), (1828, 47435), (2285, 37948), (3580, 24221), (4570, 18974), (9140, 9487)]