80860660

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{4877}}^1$

素因数の和:5715

約数の個数: 24

約数和(自身を含む): 170047080

約数和(自身を除く): 89186420

約数列:

[1, 2, 4, 5, 10, 20, 829, 1658, 3316, 4145, 4877, 8290, 9754, 16580, 19508, 24385, 48770, 97540, 4043033, 8086066, 16172132, 20215165, 40430330, 80860660]

約数ペア:

[(1, 80860660), (2, 40430330), (4, 20215165), (5, 16172132), (10, 8086066), (20, 4043033), (829, 97540), (1658, 48770), (3316, 24385), (4145, 19508), (4877, 16580), (8290, 9754)]