65417540

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{5009}}^1$

素因数の和:5671

約数の個数: 24

約数和(自身を含む): 137614680

約数和(自身を除く): 72197140

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 5009, 6530, 10018, 13060, 20036, 25045, 50090, 100180, 3270877, 6541754, 13083508, 16354385, 32708770, 65417540]

約数ペア:

[(1, 65417540), (2, 32708770), (4, 16354385), (5, 13083508), (10, 6541754), (20, 3270877), (653, 100180), (1306, 50090), (2612, 25045), (3265, 20036), (5009, 13060), (6530, 10018)]