77887745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63067}}^1$

素因数の和:63104

約数の個数: 16

約数和(自身を含む): 105954240

約数和(自身を除く): 28066495

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 63067, 315335, 819871, 1198273, 4099355, 5991365, 15577549, 77887745]

約数ペア:

[(1, 77887745), (5, 15577549), (13, 5991365), (19, 4099355), (65, 1198273), (95, 819871), (247, 315335), (1235, 63067)]