85660540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{937}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 206119872

約数和(自身を除く): 120459332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 937, 1306, 1874, 2612, 3265, 3748, 4571, 4685, 6530, 6559, 9142, 9370, 13060, 13118, 18284, 18740, 22855, 26236, 32795, 45710, 65590, 91420, 131180, 611861, 1223722, 2447444, 3059305, 4283027, 6118610, 8566054, 12237220, 17132108, 21415135, 42830270, 85660540]

約数ペア:

[(1, 85660540), (2, 42830270), (4, 21415135), (5, 17132108), (7, 12237220), (10, 8566054), (14, 6118610), (20, 4283027), (28, 3059305), (35, 2447444), (70, 1223722), (140, 611861), (653, 131180), (937, 91420), (1306, 65590), (1874, 45710), (2612, 32795), (3265, 26236), (3748, 22855), (4571, 18740), (4685, 18284), (6530, 13118), (6559, 13060), (9142, 9370)]