81832340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{36209}}^1$

素因数の和:36331

約数の個数: 24

約数和(自身を含む): 173373480

約数和(自身を除く): 91541140

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 36209, 72418, 144836, 181045, 362090, 724180, 4091617, 8183234, 16366468, 20458085, 40916170, 81832340]

約数ペア:

[(1, 81832340), (2, 40916170), (4, 20458085), (5, 16366468), (10, 8183234), (20, 4091617), (113, 724180), (226, 362090), (452, 181045), (565, 144836), (1130, 72418), (2260, 36209)]