79560640

素因数分解:

$2^6\times 5^1\times {\mathrm{248627}}^1$

素因数の和:248644

約数の個数: 28

約数和(自身を含む): 189454536

約数和(自身を除く): 109893896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 248627, 497254, 994508, 1243135, 1989016, 2486270, 3978032, 4972540, 7956064, 9945080, 15912128, 19890160, 39780320, 79560640]

約数ペア:

[(1, 79560640), (2, 39780320), (4, 19890160), (5, 15912128), (8, 9945080), (10, 7956064), (16, 4972540), (20, 3978032), (32, 2486270), (40, 1989016), (64, 1243135), (80, 994508), (160, 497254), (320, 248627)]