85668860

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{5167}}^1$

素因数の和:6005

約数の個数: 24

約数和(自身を含む): 180156480

約数和(自身を除く): 94487620

約数列:

[1, 2, 4, 5, 10, 20, 829, 1658, 3316, 4145, 5167, 8290, 10334, 16580, 20668, 25835, 51670, 103340, 4283443, 8566886, 17133772, 21417215, 42834430, 85668860]

約数ペア:

[(1, 85668860), (2, 42834430), (4, 21417215), (5, 17133772), (10, 8566886), (20, 4283443), (829, 103340), (1658, 51670), (3316, 25835), (4145, 20668), (5167, 16580), (8290, 10334)]