64784272

素因数分解:

$2^4\times 7^2\times {\mathrm{82633}}^1$

素因数の和:82655

約数の個数: 30

約数和(自身を含む): 146014278

約数和(自身を除く): 81230006

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 82633, 165266, 330532, 578431, 661064, 1156862, 1322128, 2313724, 4049017, 4627448, 8098034, 9254896, 16196068, 32392136, 64784272]

約数ペア:

[(1, 64784272), (2, 32392136), (4, 16196068), (7, 9254896), (8, 8098034), (14, 4627448), (16, 4049017), (28, 2313724), (49, 1322128), (56, 1156862), (98, 661064), (112, 578431), (196, 330532), (392, 165266), (784, 82633)]