78569168

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{69163}}^1$

素因数の和:69242

約数の個数: 20

約数和(自身を含む): 154374048

約数和(自身を除く): 75804880

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 69163, 138326, 276652, 553304, 1106608, 4910573, 9821146, 19642292, 39284584, 78569168]

約数ペア:

[(1, 78569168), (2, 39284584), (4, 19642292), (8, 9821146), (16, 4910573), (71, 1106608), (142, 553304), (284, 276652), (568, 138326), (1136, 69163)]