85074440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{809}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 124877560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 239, 440, 478, 809, 956, 1195, 1618, 1912, 2390, 2629, 3236, 4045, 4780, 5258, 6472, 8090, 8899, 9560, 10516, 13145, 16180, 17798, 21032, 26290, 32360, 35596, 44495, 52580, 71192, 88990, 105160, 177980, 193351, 355960, 386702, 773404, 966755, 1546808, 1933510, 2126861, 3867020, 4253722, 7734040, 8507444, 10634305, 17014888, 21268610, 42537220, 85074440]

約数ペア:

[(1, 85074440), (2, 42537220), (4, 21268610), (5, 17014888), (8, 10634305), (10, 8507444), (11, 7734040), (20, 4253722), (22, 3867020), (40, 2126861), (44, 1933510), (55, 1546808), (88, 966755), (110, 773404), (220, 386702), (239, 355960), (440, 193351), (478, 177980), (809, 105160), (956, 88990), (1195, 71192), (1618, 52580), (1912, 44495), (2390, 35596), (2629, 32360), (3236, 26290), (4045, 21032), (4780, 17798), (5258, 16180), (6472, 13145), (8090, 10516), (8899, 9560)]