80069240

素因数分解:

$2^3\times 5^1\times {\mathrm{2001731}}^1$

素因数の和:2001742

約数の個数: 16

約数和(自身を含む): 180155880

約数和(自身を除く): 100086640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2001731, 4003462, 8006924, 10008655, 16013848, 20017310, 40034620, 80069240]

約数ペア:

[(1, 80069240), (2, 40034620), (4, 20017310), (5, 16013848), (8, 10008655), (10, 8006924), (20, 4003462), (40, 2001731)]