81850910

素因数分解:

$2^1\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{5641}}^1$

素因数の和:7099

約数の個数: 16

約数和(自身を含む): 147459312

約数和(自身を除く): 65608402

約数列:

[1, 2, 5, 10, 1451, 2902, 5641, 7255, 11282, 14510, 28205, 56410, 8185091, 16370182, 40925455, 81850910]

約数ペア:

[(1, 81850910), (2, 40925455), (5, 16370182), (10, 8185091), (1451, 56410), (2902, 28205), (5641, 14510), (7255, 11282)]