61533380

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{10949}}^1$

素因数の和:11239

約数の個数: 24

約数和(自身を含む): 129691800

約数和(自身を除く): 68158420

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 10949, 21898, 43796, 54745, 109490, 218980, 3076669, 6153338, 12306676, 15383345, 30766690, 61533380]

約数ペア:

[(1, 61533380), (2, 30766690), (4, 15383345), (5, 12306676), (10, 6153338), (20, 3076669), (281, 218980), (562, 109490), (1124, 54745), (1405, 43796), (2810, 21898), (5620, 10949)]