80395660

素因数分解:

$2^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{4327}}^1$

素因数の和:5265

約数の個数: 24

約数和(自身を含む): 169051680

約数和(自身を除く): 88656020

約数列:

[1, 2, 4, 5, 10, 20, 929, 1858, 3716, 4327, 4645, 8654, 9290, 17308, 18580, 21635, 43270, 86540, 4019783, 8039566, 16079132, 20098915, 40197830, 80395660]

約数ペア:

[(1, 80395660), (2, 40197830), (4, 20098915), (5, 16079132), (10, 8039566), (20, 4019783), (929, 86540), (1858, 43270), (3716, 21635), (4327, 18580), (4645, 17308), (8654, 9290)]