68381264

素因数分解:

$2^4\times 7^2\times {\mathrm{87221}}^1$

素因数の和:87243

約数の個数: 30

約数和(自身を含む): 154121274

約数和(自身を除く): 85740010

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 87221, 174442, 348884, 610547, 697768, 1221094, 1395536, 2442188, 4273829, 4884376, 8547658, 9768752, 17095316, 34190632, 68381264]

約数ペア:

[(1, 68381264), (2, 34190632), (4, 17095316), (7, 9768752), (8, 8547658), (14, 4884376), (16, 4273829), (28, 2442188), (49, 1395536), (56, 1221094), (98, 697768), (112, 610547), (196, 348884), (392, 174442), (784, 87221)]