71304880

素因数分解:

$2^4\times 5^1\times {\mathrm{891311}}^1$

素因数の和:891324

約数の個数: 20

約数和(自身を含む): 165784032

約数和(自身を除く): 94479152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 891311, 1782622, 3565244, 4456555, 7130488, 8913110, 14260976, 17826220, 35652440, 71304880]

約数ペア:

[(1, 71304880), (2, 35652440), (4, 17826220), (5, 14260976), (8, 8913110), (10, 7130488), (16, 4456555), (20, 3565244), (40, 1782622), (80, 891311)]