68300620

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{8779}}^1$

素因数の和:9177

約数の個数: 24

約数和(自身を含む): 143816400

約数和(自身を除く): 75515780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 8779, 17558, 35116, 43895, 87790, 175580, 3415031, 6830062, 13660124, 17075155, 34150310, 68300620]

約数ペア:

[(1, 68300620), (2, 34150310), (4, 17075155), (5, 13660124), (10, 6830062), (20, 3415031), (389, 175580), (778, 87790), (1556, 43895), (1945, 35116), (3890, 17558), (7780, 8779)]