85989780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{477721}}^1$

素因数の和:477736

約数の個数: 36

約数和(自身を含む): 260836212

約数和(自身を除く): 174846432

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 477721, 955442, 1433163, 1910884, 2388605, 2866326, 4299489, 4777210, 5732652, 7165815, 8598978, 9554420, 14331630, 17197956, 21497445, 28663260, 42994890, 85989780]

約数ペア:

[(1, 85989780), (2, 42994890), (3, 28663260), (4, 21497445), (5, 17197956), (6, 14331630), (9, 9554420), (10, 8598978), (12, 7165815), (15, 5732652), (18, 4777210), (20, 4299489), (30, 2866326), (36, 2388605), (45, 1910884), (60, 1433163), (90, 955442), (180, 477721)]