90249490

素因数分解:

$2^1\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{6451}}^1$

素因数の和:7857

約数の個数: 16

約数和(自身を含む): 162590400

約数和(自身を除く): 72340910

約数列:

[1, 2, 5, 10, 1399, 2798, 6451, 6995, 12902, 13990, 32255, 64510, 9024949, 18049898, 45124745, 90249490]

約数ペア:

[(1, 90249490), (2, 45124745), (5, 18049898), (10, 9024949), (1399, 64510), (2798, 32255), (6451, 13990), (6995, 12902)]