155512990

素因数分解:

$2^1\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{12451}}^1$

素因数の和:13707

約数の個数: 16

約数和(自身を含む): 280170000

約数和(自身を除く): 124657010

約数列:

[1, 2, 5, 10, 1249, 2498, 6245, 12451, 12490, 24902, 62255, 124510, 15551299, 31102598, 77756495, 155512990]

約数ペア:

[(1, 155512990), (2, 77756495), (5, 31102598), (10, 15551299), (1249, 124510), (2498, 62255), (6245, 24902), (12451, 12490)]