90185620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 225662976

約数和(自身を除く): 135477356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 71, 86, 140, 142, 172, 211, 215, 284, 301, 355, 422, 430, 497, 602, 710, 844, 860, 994, 1055, 1204, 1420, 1477, 1505, 1988, 2110, 2485, 2954, 3010, 3053, 4220, 4970, 5908, 6020, 6106, 7385, 9073, 9940, 12212, 14770, 14981, 15265, 18146, 21371, 29540, 29962, 30530, 36292, 42742, 45365, 59924, 61060, 63511, 74905, 85484, 90730, 104867, 106855, 127022, 149810, 181460, 209734, 213710, 254044, 299620, 317555, 419468, 427420, 524335, 635110, 644183, 1048670, 1270220, 1288366, 2097340, 2576732, 3220915, 4509281, 6441830, 9018562, 12883660, 18037124, 22546405, 45092810, 90185620]

約数ペア:

[(1, 90185620), (2, 45092810), (4, 22546405), (5, 18037124), (7, 12883660), (10, 9018562), (14, 6441830), (20, 4509281), (28, 3220915), (35, 2576732), (43, 2097340), (70, 1288366), (71, 1270220), (86, 1048670), (140, 644183), (142, 635110), (172, 524335), (211, 427420), (215, 419468), (284, 317555), (301, 299620), (355, 254044), (422, 213710), (430, 209734), (497, 181460), (602, 149810), (710, 127022), (844, 106855), (860, 104867), (994, 90730), (1055, 85484), (1204, 74905), (1420, 63511), (1477, 61060), (1505, 59924), (1988, 45365), (2110, 42742), (2485, 36292), (2954, 30530), (3010, 29962), (3053, 29540), (4220, 21371), (4970, 18146), (5908, 15265), (6020, 14981), (6106, 14770), (7385, 12212), (9073, 9940)]