68278276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{25439}}^1$

素因数の和:25515

約数の個数: 24

約数和(自身を含む): 132491520

約数和(自身を除く): 64213244

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 25439, 50878, 101756, 279829, 559658, 1119316, 1551779, 3103558, 6207116, 17069569, 34139138, 68278276]

約数ペア:

[(1, 68278276), (2, 34139138), (4, 17069569), (11, 6207116), (22, 3103558), (44, 1551779), (61, 1119316), (122, 559658), (244, 279829), (671, 101756), (1342, 50878), (2684, 25439)]