30750875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 42120000

約数和(自身を除く): 11369125

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 425, 493, 499, 725, 2125, 2465, 2495, 3625, 8483, 12325, 12475, 14471, 42415, 61625, 62375, 72355, 212075, 246007, 361775, 1060375, 1230035, 1808875, 6150175, 30750875]

約数ペア:

[(1, 30750875), (5, 6150175), (17, 1808875), (25, 1230035), (29, 1060375), (85, 361775), (125, 246007), (145, 212075), (425, 72355), (493, 62375), (499, 61625), (725, 42415), (2125, 14471), (2465, 12475), (2495, 12325), (3625, 8483)]