82801985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 120890880

約数和(自身を除く): 38088895

約数列:

[1, 5, 7, 17, 35, 85, 119, 317, 439, 595, 1585, 2195, 2219, 3073, 5389, 7463, 11095, 15365, 26945, 37315, 37723, 52241, 139163, 188615, 261205, 695815, 974141, 2365771, 4870705, 11828855, 16560397, 82801985]

約数ペア:

[(1, 82801985), (5, 16560397), (7, 11828855), (17, 4870705), (35, 2365771), (85, 974141), (119, 695815), (317, 261205), (439, 188615), (595, 139163), (1585, 52241), (2195, 37723), (2219, 37315), (3073, 26945), (5389, 15365), (7463, 11095)]