90195410

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{11149}}^1$

素因数の和:11965

約数の個数: 16

約数和(自身を含む): 162567000

約数和(自身を除く): 72371590

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 8090, 11149, 22298, 55745, 111490, 9019541, 18039082, 45097705, 90195410]

約数ペア:

[(1, 90195410), (2, 45097705), (5, 18039082), (10, 9019541), (809, 111490), (1618, 55745), (4045, 22298), (8090, 11149)]