64806080

素因数分解:

$2^6\times 5^1\times {\mathrm{202519}}^1$

素因数の和:202536

約数の個数: 28

約数和(自身を含む): 154320240

約数和(自身を除く): 89514160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 202519, 405038, 810076, 1012595, 1620152, 2025190, 3240304, 4050380, 6480608, 8100760, 12961216, 16201520, 32403040, 64806080]

約数ペア:

[(1, 64806080), (2, 32403040), (4, 16201520), (5, 12961216), (8, 8100760), (10, 6480608), (16, 4050380), (20, 3240304), (32, 2025190), (40, 1620152), (64, 1012595), (80, 810076), (160, 405038), (320, 202519)]