85568220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{475379}}^1$

素因数の和:475394

約数の個数: 36

約数和(自身を含む): 259557480

約数和(自身を除く): 173989260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 475379, 950758, 1426137, 1901516, 2376895, 2852274, 4278411, 4753790, 5704548, 7130685, 8556822, 9507580, 14261370, 17113644, 21392055, 28522740, 42784110, 85568220]

約数ペア:

[(1, 85568220), (2, 42784110), (3, 28522740), (4, 21392055), (5, 17113644), (6, 14261370), (9, 9507580), (10, 8556822), (12, 7130685), (15, 5704548), (18, 4753790), (20, 4278411), (30, 2852274), (36, 2376895), (45, 1901516), (60, 1426137), (90, 950758), (180, 475379)]