71786804560

素因数分解:

$2^4\times 5^1\times {\mathrm{897335057}}^1$

素因数の和:897335070

約数の個数: 20

約数和(自身を含む): 166904320788

約数和(自身を除く): 95117516228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 897335057, 1794670114, 3589340228, 4486675285, 7178680456, 8973350570, 14357360912, 17946701140, 35893402280, 71786804560]

約数ペア:

[(1, 71786804560), (2, 35893402280), (4, 17946701140), (5, 14357360912), (8, 8973350570), (10, 7178680456), (16, 4486675285), (20, 3589340228), (40, 1794670114), (80, 897335057)]