64140495

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 40921905

約数列:

[1, 3, 5, 15, 79, 113, 237, 339, 395, 479, 565, 1185, 1437, 1695, 2395, 7185, 8927, 26781, 37841, 44635, 54127, 113523, 133905, 162381, 189205, 270635, 567615, 811905, 4276033, 12828099, 21380165, 64140495]

約数ペア:

[(1, 64140495), (3, 21380165), (5, 12828099), (15, 4276033), (79, 811905), (113, 567615), (237, 270635), (339, 189205), (395, 162381), (479, 133905), (565, 113523), (1185, 54127), (1437, 44635), (1695, 37841), (2395, 26781), (7185, 8927)]