80690545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{3557}}^1$

素因数の和:3924

約数の個数: 16

約数和(自身を含む): 104605200

約数和(自身を除く): 23914655

約数列:

[1, 5, 13, 65, 349, 1745, 3557, 4537, 17785, 22685, 46241, 231205, 1241393, 6206965, 16138109, 80690545]

約数ペア:

[(1, 80690545), (5, 16138109), (13, 6206965), (65, 1241393), (349, 231205), (1745, 46241), (3557, 22685), (4537, 17785)]