79317770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{161873}}^1$

素因数の和:161894

約数の個数: 24

約数和(自身を含む): 166082724

約数和(自身を除く): 86764954

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 161873, 323746, 809365, 1133111, 1618730, 2266222, 5665555, 7931777, 11331110, 15863554, 39658885, 79317770]

約数ペア:

[(1, 79317770), (2, 39658885), (5, 15863554), (7, 11331110), (10, 7931777), (14, 5665555), (35, 2266222), (49, 1618730), (70, 1133111), (98, 809365), (245, 323746), (490, 161873)]