31305848

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 71409600

約数和(自身を除く): 40103752

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 37, 56, 58, 74, 116, 148, 203, 232, 259, 296, 406, 518, 521, 812, 1036, 1042, 1073, 1624, 2072, 2084, 2146, 3647, 4168, 4292, 7294, 7511, 8584, 14588, 15022, 15109, 19277, 29176, 30044, 30218, 38554, 60088, 60436, 77108, 105763, 120872, 134939, 154216, 211526, 269878, 423052, 539756, 559033, 846104, 1079512, 1118066, 2236132, 3913231, 4472264, 7826462, 15652924, 31305848]

約数ペア:

[(1, 31305848), (2, 15652924), (4, 7826462), (7, 4472264), (8, 3913231), (14, 2236132), (28, 1118066), (29, 1079512), (37, 846104), (56, 559033), (58, 539756), (74, 423052), (116, 269878), (148, 211526), (203, 154216), (232, 134939), (259, 120872), (296, 105763), (406, 77108), (518, 60436), (521, 60088), (812, 38554), (1036, 30218), (1042, 30044), (1073, 29176), (1624, 19277), (2072, 15109), (2084, 15022), (2146, 14588), (3647, 8584), (4168, 7511), (4292, 7294)]