80882320

素因数分解:

$2^4\times 5^1\times {\mathrm{1011029}}^1$

素因数の和:1011042

約数の個数: 20

約数和(自身を含む): 188051580

約数和(自身を除く): 107169260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1011029, 2022058, 4044116, 5055145, 8088232, 10110290, 16176464, 20220580, 40441160, 80882320]

約数ペア:

[(1, 80882320), (2, 40441160), (4, 20220580), (5, 16176464), (8, 10110290), (10, 8088232), (16, 5055145), (20, 4044116), (40, 2022058), (80, 1011029)]