85431190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{50551}}^1$

素因数の和:50584

約数の個数: 24

約数和(自身を含む): 166518288

約数和(自身を除く): 81087098

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 50551, 101102, 252755, 505510, 657163, 1314326, 3285815, 6571630, 8543119, 17086238, 42715595, 85431190]

約数ペア:

[(1, 85431190), (2, 42715595), (5, 17086238), (10, 8543119), (13, 6571630), (26, 3285815), (65, 1314326), (130, 657163), (169, 505510), (338, 252755), (845, 101102), (1690, 50551)]