65185180

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{28843}}^1$

素因数の和:28965

約数の個数: 24

約数和(自身を含む): 138105072

約数和(自身を除く): 72919892

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 28843, 57686, 115372, 144215, 288430, 576860, 3259259, 6518518, 13037036, 16296295, 32592590, 65185180]

約数ペア:

[(1, 65185180), (2, 32592590), (4, 16296295), (5, 13037036), (10, 6518518), (20, 3259259), (113, 576860), (226, 288430), (452, 144215), (565, 115372), (1130, 57686), (2260, 28843)]