25817825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 35164416

約数和(自身を除く): 9346591

約数列:

[1, 5, 11, 25, 55, 223, 275, 421, 1115, 2105, 2453, 4631, 5575, 10525, 12265, 23155, 61325, 93883, 115775, 469415, 1032713, 2347075, 5163565, 25817825]

約数ペア:

[(1, 25817825), (5, 5163565), (11, 2347075), (25, 1032713), (55, 469415), (223, 115775), (275, 93883), (421, 61325), (1115, 23155), (2105, 12265), (2453, 10525), (4631, 5575)]