204557810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{156151}}^1$

素因数の和:156289

約数の個数: 16

約数和(自身を含む): 371017152

約数和(自身を除く): 166459342

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 156151, 312302, 780755, 1561510, 20455781, 40911562, 102278905, 204557810]

約数ペア:

[(1, 204557810), (2, 102278905), (5, 40911562), (10, 20455781), (131, 1561510), (262, 780755), (655, 312302), (1310, 156151)]