85897175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 138866112

約数和(自身を除く): 52968937

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 175, 221, 325, 425, 455, 595, 1105, 1547, 2221, 2275, 2975, 5525, 7735, 11105, 15547, 28873, 37757, 38675, 55525, 77735, 144365, 188785, 202111, 264299, 388675, 490841, 721825, 943925, 1010555, 1321495, 2454205, 3435887, 5052775, 6607475, 12271025, 17179435, 85897175]

約数ペア:

[(1, 85897175), (5, 17179435), (7, 12271025), (13, 6607475), (17, 5052775), (25, 3435887), (35, 2454205), (65, 1321495), (85, 1010555), (91, 943925), (119, 721825), (175, 490841), (221, 388675), (325, 264299), (425, 202111), (455, 188785), (595, 144365), (1105, 77735), (1547, 55525), (2221, 38675), (2275, 37757), (2975, 28873), (5525, 15547), (7735, 11105)]