331355120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{40213}}^1$

素因数の和:40329

約数の個数: 40

約数和(自身を含む): 777899616

約数和(自身を除く): 446544496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 40213, 80426, 160852, 201065, 321704, 402130, 643408, 804260, 1608520, 3217040, 4141939, 8283878, 16567756, 20709695, 33135512, 41419390, 66271024, 82838780, 165677560, 331355120]

約数ペア:

[(1, 331355120), (2, 165677560), (4, 82838780), (5, 66271024), (8, 41419390), (10, 33135512), (16, 20709695), (20, 16567756), (40, 8283878), (80, 4141939), (103, 3217040), (206, 1608520), (412, 804260), (515, 643408), (824, 402130), (1030, 321704), (1648, 201065), (2060, 160852), (4120, 80426), (8240, 40213)]