248825525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1999}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 333312000

約数和(自身を除く): 84486475

約数列:

[1, 5, 13, 25, 65, 325, 383, 1915, 1999, 4979, 9575, 9995, 24895, 25987, 49975, 124475, 129935, 649675, 765617, 3828085, 9953021, 19140425, 49765105, 248825525]

約数ペア:

[(1, 248825525), (5, 49765105), (13, 19140425), (25, 9953021), (65, 3828085), (325, 765617), (383, 649675), (1915, 129935), (1999, 124475), (4979, 49975), (9575, 25987), (9995, 24895)]