81895615

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{2971}}^1$

素因数の和:3162

約数の個数: 16

約数和(自身を含む): 101642400

約数和(自身を除く): 19746785

約数列:

[1, 5, 37, 149, 185, 745, 2971, 5513, 14855, 27565, 109927, 442679, 549635, 2213395, 16379123, 81895615]

約数ペア:

[(1, 81895615), (5, 16379123), (37, 2213395), (149, 549635), (185, 442679), (745, 109927), (2971, 27565), (5513, 14855)]