81350390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{739549}}^1$

素因数の和:739567

約数の個数: 16

約数和(自身を含む): 159742800

約数和(自身を除く): 78392410

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 739549, 1479098, 3697745, 7395490, 8135039, 16270078, 40675195, 81350390]

約数ペア:

[(1, 81350390), (2, 40675195), (5, 16270078), (10, 8135039), (11, 7395490), (22, 3697745), (55, 1479098), (110, 739549)]