158905490

素因数分解:

$2^1\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{9521}}^1$

素因数の和:11197

約数の個数: 16

約数和(自身を含む): 286231320

約数和(自身を除く): 127325830

約数列:

[1, 2, 5, 10, 1669, 3338, 8345, 9521, 16690, 19042, 47605, 95210, 15890549, 31781098, 79452745, 158905490]

約数ペア:

[(1, 158905490), (2, 79452745), (5, 31781098), (10, 15890549), (1669, 95210), (3338, 47605), (8345, 19042), (9521, 16690)]