73488880

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4663}}^1$

素因数の和:4873

約数の個数: 40

約数和(自身を含む): 171765792

約数和(自身を除く): 98276912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 4663, 7880, 9326, 15760, 18652, 23315, 37304, 46630, 74608, 93260, 186520, 373040, 918611, 1837222, 3674444, 4593055, 7348888, 9186110, 14697776, 18372220, 36744440, 73488880]

約数ペア:

[(1, 73488880), (2, 36744440), (4, 18372220), (5, 14697776), (8, 9186110), (10, 7348888), (16, 4593055), (20, 3674444), (40, 1837222), (80, 918611), (197, 373040), (394, 186520), (788, 93260), (985, 74608), (1576, 46630), (1970, 37304), (3152, 23315), (3940, 18652), (4663, 15760), (7880, 9326)]