85128660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{472937}}^1$

素因数の和:472952

約数の個数: 36

約数和(自身を含む): 258224148

約数和(自身を除く): 173095488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 472937, 945874, 1418811, 1891748, 2364685, 2837622, 4256433, 4729370, 5675244, 7094055, 8512866, 9458740, 14188110, 17025732, 21282165, 28376220, 42564330, 85128660]

約数ペア:

[(1, 85128660), (2, 42564330), (3, 28376220), (4, 21282165), (5, 17025732), (6, 14188110), (9, 9458740), (10, 8512866), (12, 7094055), (15, 5675244), (18, 4729370), (20, 4256433), (30, 2837622), (36, 2364685), (45, 1891748), (60, 1418811), (90, 945874), (180, 472937)]