80429780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{93523}}^1$

素因数の和:93575

約数の個数: 24

約数和(自身を含む): 172832352

約数和(自身を除く): 92402572

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 93523, 187046, 374092, 467615, 935230, 1870460, 4021489, 8042978, 16085956, 20107445, 40214890, 80429780]

約数ペア:

[(1, 80429780), (2, 40214890), (4, 20107445), (5, 16085956), (10, 8042978), (20, 4021489), (43, 1870460), (86, 935230), (172, 467615), (215, 374092), (430, 187046), (860, 93523)]