69164440

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{8689}}^1$

素因数の和:8899

約数の個数: 32

約数和(自身を含む): 156420000

約数和(自身を除く): 87255560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 8689, 17378, 34756, 43445, 69512, 86890, 173780, 347560, 1729111, 3458222, 6916444, 8645555, 13832888, 17291110, 34582220, 69164440]

約数ペア:

[(1, 69164440), (2, 34582220), (4, 17291110), (5, 13832888), (8, 8645555), (10, 6916444), (20, 3458222), (40, 1729111), (199, 347560), (398, 173780), (796, 86890), (995, 69512), (1592, 43445), (1990, 34756), (3980, 17378), (7960, 8689)]