81012190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{165331}}^1$

素因数の和:165352

約数の個数: 24

約数和(自身を含む): 169630632

約数和(自身を除く): 88618442

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 165331, 330662, 826655, 1157317, 1653310, 2314634, 5786585, 8101219, 11573170, 16202438, 40506095, 81012190]

約数ペア:

[(1, 81012190), (2, 40506095), (5, 16202438), (7, 11573170), (10, 8101219), (14, 5786585), (35, 2314634), (49, 1653310), (70, 1157317), (98, 826655), (245, 330662), (490, 165331)]