53168225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{487}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 72251328

約数和(自身を除く): 19083103

約数列:

[1, 5, 11, 25, 55, 275, 397, 487, 1985, 2435, 4367, 5357, 9925, 12175, 21835, 26785, 109175, 133925, 193339, 966695, 2126729, 4833475, 10633645, 53168225]

約数ペア:

[(1, 53168225), (5, 10633645), (11, 4833475), (25, 2126729), (55, 966695), (275, 193339), (397, 133925), (487, 109175), (1985, 26785), (2435, 21835), (4367, 12175), (5357, 9925)]