80328905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1231}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 99821568

約数和(自身を除く): 19492663

約数列:

[1, 5, 31, 155, 421, 1231, 2105, 6155, 13051, 38161, 65255, 190805, 518251, 2591255, 16065781, 80328905]

約数ペア:

[(1, 80328905), (5, 16065781), (31, 2591255), (155, 518251), (421, 190805), (1231, 65255), (2105, 38161), (6155, 13051)]