85089780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{472721}}^1$

素因数の和:472736

約数の個数: 36

約数和(自身を含む): 258106212

約数和(自身を除く): 173016432

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 472721, 945442, 1418163, 1890884, 2363605, 2836326, 4254489, 4727210, 5672652, 7090815, 8508978, 9454420, 14181630, 17017956, 21272445, 28363260, 42544890, 85089780]

約数ペア:

[(1, 85089780), (2, 42544890), (3, 28363260), (4, 21272445), (5, 17017956), (6, 14181630), (9, 9454420), (10, 8508978), (12, 7090815), (15, 5672652), (18, 4727210), (20, 4254489), (30, 2836326), (36, 2363605), (45, 1890884), (60, 1418163), (90, 945442), (180, 472721)]