64568975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1093}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 85463280

約数和(自身を除く): 20894305

約数列:

[1, 5, 17, 25, 85, 139, 425, 695, 1093, 2363, 3475, 5465, 11815, 18581, 27325, 59075, 92905, 151927, 464525, 759635, 2582759, 3798175, 12913795, 64568975]

約数ペア:

[(1, 64568975), (5, 12913795), (17, 3798175), (25, 2582759), (85, 759635), (139, 464525), (425, 151927), (695, 92905), (1093, 59075), (2363, 27325), (3475, 18581), (5465, 11815)]