85194920

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9551}}^1$

素因数の和:9785

約数の個数: 32

約数和(自身を含む): 192568320

約数和(自身を除く): 107373400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 9551, 19102, 38204, 47755, 76408, 95510, 191020, 382040, 2129873, 4259746, 8519492, 10649365, 17038984, 21298730, 42597460, 85194920]

約数ペア:

[(1, 85194920), (2, 42597460), (4, 21298730), (5, 17038984), (8, 10649365), (10, 8519492), (20, 4259746), (40, 2129873), (223, 382040), (446, 191020), (892, 95510), (1115, 76408), (1784, 47755), (2230, 38204), (4460, 19102), (8920, 9551)]