51132445

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1031}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 76285440

約数和(自身を除く): 25152995

約数列:

[1, 5, 7, 13, 35, 65, 91, 109, 455, 545, 763, 1031, 1417, 3815, 5155, 7085, 7217, 9919, 13403, 36085, 49595, 67015, 93821, 112379, 469105, 561895, 786653, 1460927, 3933265, 7304635, 10226489, 51132445]

約数ペア:

[(1, 51132445), (5, 10226489), (7, 7304635), (13, 3933265), (35, 1460927), (65, 786653), (91, 561895), (109, 469105), (455, 112379), (545, 93821), (763, 67015), (1031, 49595), (1417, 36085), (3815, 13403), (5155, 9919), (7085, 7217)]