82007440

素因数分解:

$2^4\times 5^1\times {\mathrm{1025093}}^1$

素因数の和:1025106

約数の個数: 20

約数和(自身を含む): 190667484

約数和(自身を除く): 108660044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1025093, 2050186, 4100372, 5125465, 8200744, 10250930, 16401488, 20501860, 41003720, 82007440]

約数ペア:

[(1, 82007440), (2, 41003720), (4, 20501860), (5, 16401488), (8, 10250930), (10, 8200744), (16, 5125465), (20, 4100372), (40, 2050186), (80, 1025093)]