71296030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{42187}}^1$

素因数の和:42220

約数の個数: 24

約数和(自身を含む): 138967272

約数和(自身を除く): 67671242

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 42187, 84374, 210935, 421870, 548431, 1096862, 2742155, 5484310, 7129603, 14259206, 35648015, 71296030]

約数ペア:

[(1, 71296030), (2, 35648015), (5, 14259206), (10, 7129603), (13, 5484310), (26, 2742155), (65, 1096862), (130, 548431), (169, 421870), (338, 210935), (845, 84374), (1690, 42187)]