64865795

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 86261760

約数和(自身を除く): 21395965

約数列:

[1, 5, 17, 31, 85, 103, 155, 239, 515, 527, 1195, 1751, 2635, 3193, 4063, 7409, 8755, 15965, 20315, 24617, 37045, 54281, 123085, 125953, 271405, 418489, 629765, 763127, 2092445, 3815635, 12973159, 64865795]

約数ペア:

[(1, 64865795), (5, 12973159), (17, 3815635), (31, 2092445), (85, 763127), (103, 629765), (155, 418489), (239, 271405), (515, 125953), (527, 123085), (1195, 54281), (1751, 37045), (2635, 24617), (3193, 20315), (4063, 15965), (7409, 8755)]