217286050

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{39869}}^1$

素因数の和:39990

約数の個数: 24

約数和(自身を含む): 407870100

約数和(自身を除く): 190584050

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 39869, 79738, 199345, 398690, 996725, 1993450, 4345721, 8691442, 21728605, 43457210, 108643025, 217286050]

約数ペア:

[(1, 217286050), (2, 108643025), (5, 43457210), (10, 21728605), (25, 8691442), (50, 4345721), (109, 1993450), (218, 996725), (545, 398690), (1090, 199345), (2725, 79738), (5450, 39869)]