87412360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4397}}^1$

素因数の和:4486

約数の個数: 64

約数和(自身を含む): 227992320

約数和(自身を除く): 140579960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4397, 4970, 8794, 9940, 17588, 19880, 21985, 30779, 35176, 43970, 61558, 87940, 123116, 153895, 175880, 246232, 307790, 312187, 615580, 624374, 1231160, 1248748, 1560935, 2185309, 2497496, 3121870, 4370618, 6243740, 8741236, 10926545, 12487480, 17482472, 21853090, 43706180, 87412360]

約数ペア:

[(1, 87412360), (2, 43706180), (4, 21853090), (5, 17482472), (7, 12487480), (8, 10926545), (10, 8741236), (14, 6243740), (20, 4370618), (28, 3121870), (35, 2497496), (40, 2185309), (56, 1560935), (70, 1248748), (71, 1231160), (140, 624374), (142, 615580), (280, 312187), (284, 307790), (355, 246232), (497, 175880), (568, 153895), (710, 123116), (994, 87940), (1420, 61558), (1988, 43970), (2485, 35176), (2840, 30779), (3976, 21985), (4397, 19880), (4970, 17588), (8794, 9940)]