9900207275

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{4157}}^1$

素因数の和:4644

約数の個数: 48

約数和(自身を含む): 14519070720

約数和(自身を除く): 4618863445

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 439, 775, 1085, 2195, 3073, 4157, 5425, 10975, 13609, 15365, 20785, 29099, 68045, 76825, 95263, 103925, 128867, 145495, 340225, 476315, 644335, 727475, 902069, 1824923, 2381575, 3221675, 4510345, 9124615, 12774461, 22551725, 45623075, 56572613, 63872305, 282863065, 319361525, 396008291, 1414315325, 1980041455, 9900207275]

約数ペア:

[(1, 9900207275), (5, 1980041455), (7, 1414315325), (25, 396008291), (31, 319361525), (35, 282863065), (155, 63872305), (175, 56572613), (217, 45623075), (439, 22551725), (775, 12774461), (1085, 9124615), (2195, 4510345), (3073, 3221675), (4157, 2381575), (5425, 1824923), (10975, 902069), (13609, 727475), (15365, 644335), (20785, 476315), (29099, 340225), (68045, 145495), (76825, 128867), (95263, 103925)]