201296080

素因数分解:

$2^4\times 5^1\times {\mathrm{2516201}}^1$

素因数の和:2516214

約数の個数: 20

約数和(自身を含む): 468013572

約数和(自身を除く): 266717492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2516201, 5032402, 10064804, 12581005, 20129608, 25162010, 40259216, 50324020, 100648040, 201296080]

約数ペア:

[(1, 201296080), (2, 100648040), (4, 50324020), (5, 40259216), (8, 25162010), (10, 20129608), (16, 12581005), (20, 10064804), (40, 5032402), (80, 2516201)]