91025240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{22531}}^1$

素因数の和:22643

約数の個数: 32

約数和(自身を含む): 206843760

約数和(自身を除く): 115818520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 22531, 45062, 90124, 112655, 180248, 225310, 450620, 901240, 2275631, 4551262, 9102524, 11378155, 18205048, 22756310, 45512620, 91025240]

約数ペア:

[(1, 91025240), (2, 45512620), (4, 22756310), (5, 18205048), (8, 11378155), (10, 9102524), (20, 4551262), (40, 2275631), (101, 901240), (202, 450620), (404, 225310), (505, 180248), (808, 112655), (1010, 90124), (2020, 45062), (4040, 22531)]