82670780

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{3187}}^1$

素因数の和:4493

約数の個数: 24

約数和(自身を含む): 173797008

約数和(自身を除く): 91126228

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2594, 3187, 5188, 6374, 6485, 12748, 12970, 15935, 25940, 31870, 63740, 4133539, 8267078, 16534156, 20667695, 41335390, 82670780]

約数ペア:

[(1, 82670780), (2, 41335390), (4, 20667695), (5, 16534156), (10, 8267078), (20, 4133539), (1297, 63740), (2594, 31870), (3187, 25940), (5188, 15935), (6374, 12970), (6485, 12748)]