71725616

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{17443}}^1$

素因数の和:17708

約数の個数: 20

約数和(自身を含む): 139517112

約数和(自身を除く): 67791496

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 17443, 34886, 69772, 139544, 279088, 4482851, 8965702, 17931404, 35862808, 71725616]

約数ペア:

[(1, 71725616), (2, 35862808), (4, 17931404), (8, 8965702), (16, 4482851), (257, 279088), (514, 139544), (1028, 69772), (2056, 34886), (4112, 17443)]