685361680

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{62533}}^1$

素因数の和:62683

約数の個数: 40

約数和(自身を含む): 1605122712

約数和(自身を除く): 919761032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 62533, 125066, 250132, 312665, 500264, 625330, 1000528, 1250660, 2501320, 5002640, 8567021, 17134042, 34268084, 42835105, 68536168, 85670210, 137072336, 171340420, 342680840, 685361680]

約数ペア:

[(1, 685361680), (2, 342680840), (4, 171340420), (5, 137072336), (8, 85670210), (10, 68536168), (16, 42835105), (20, 34268084), (40, 17134042), (80, 8567021), (137, 5002640), (274, 2501320), (548, 1250660), (685, 1000528), (1096, 625330), (1370, 500264), (2192, 312665), (2740, 250132), (5480, 125066), (10960, 62533)]