80519180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{575137}}^1$

素因数の和:575153

約数の個数: 24

約数和(自身を含む): 193246368

約数和(自身を除く): 112727188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 575137, 1150274, 2300548, 2875685, 4025959, 5751370, 8051918, 11502740, 16103836, 20129795, 40259590, 80519180]

約数ペア:

[(1, 80519180), (2, 40259590), (4, 20129795), (5, 16103836), (7, 11502740), (10, 8051918), (14, 5751370), (20, 4025959), (28, 2875685), (35, 2300548), (70, 1150274), (140, 575137)]