56741800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^2\times {\mathrm{101}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 135792090

約数和(自身を除く): 79050290

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 101, 106, 200, 202, 212, 265, 404, 424, 505, 530, 808, 1010, 1060, 1325, 2020, 2120, 2525, 2650, 2809, 4040, 5050, 5300, 5353, 5618, 10100, 10600, 10706, 11236, 14045, 20200, 21412, 22472, 26765, 28090, 42824, 53530, 56180, 70225, 107060, 112360, 133825, 140450, 214120, 267650, 280900, 283709, 535300, 561800, 567418, 1070600, 1134836, 1418545, 2269672, 2837090, 5674180, 7092725, 11348360, 14185450, 28370900, 56741800]

約数ペア:

[(1, 56741800), (2, 28370900), (4, 14185450), (5, 11348360), (8, 7092725), (10, 5674180), (20, 2837090), (25, 2269672), (40, 1418545), (50, 1134836), (53, 1070600), (100, 567418), (101, 561800), (106, 535300), (200, 283709), (202, 280900), (212, 267650), (265, 214120), (404, 140450), (424, 133825), (505, 112360), (530, 107060), (808, 70225), (1010, 56180), (1060, 53530), (1325, 42824), (2020, 28090), (2120, 26765), (2525, 22472), (2650, 21412), (2809, 20200), (4040, 14045), (5050, 11236), (5300, 10706), (5353, 10600), (5618, 10100)]