217206650

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1043

約数の個数: 48

約数和(自身を含む): 418439736

約数和(自身を除く): 201233086

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 137, 185, 274, 370, 685, 857, 925, 1370, 1714, 1850, 3425, 4285, 5069, 6850, 8570, 10138, 21425, 25345, 31709, 42850, 50690, 63418, 117409, 126725, 158545, 234818, 253450, 317090, 587045, 792725, 1174090, 1585450, 2935225, 4344133, 5870450, 8688266, 21720665, 43441330, 108603325, 217206650]

約数ペア:

[(1, 217206650), (2, 108603325), (5, 43441330), (10, 21720665), (25, 8688266), (37, 5870450), (50, 4344133), (74, 2935225), (137, 1585450), (185, 1174090), (274, 792725), (370, 587045), (685, 317090), (857, 253450), (925, 234818), (1370, 158545), (1714, 126725), (1850, 117409), (3425, 63418), (4285, 50690), (5069, 42850), (6850, 31709), (8570, 25345), (10138, 21425)]