51377780

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6131}}^1$

素因数の和:6559

約数の個数: 24

約数和(自身を含む): 108168480

約数和(自身を除く): 56790700

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 6131, 8380, 12262, 24524, 30655, 61310, 122620, 2568889, 5137778, 10275556, 12844445, 25688890, 51377780]

約数ペア:

[(1, 51377780), (2, 25688890), (4, 12844445), (5, 10275556), (10, 5137778), (20, 2568889), (419, 122620), (838, 61310), (1676, 30655), (2095, 24524), (4190, 12262), (6131, 8380)]