85171390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{198073}}^1$

素因数の和:198123

約数の個数: 16

約数和(自身を含む): 156874608

約数和(自身を除く): 71703218

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 198073, 396146, 990365, 1980730, 8517139, 17034278, 42585695, 85171390]

約数ペア:

[(1, 85171390), (2, 42585695), (5, 17034278), (10, 8517139), (43, 1980730), (86, 990365), (215, 396146), (430, 198073)]