72769072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{105769}}^1$

素因数の和:105820

約数の個数: 20

約数和(自身を含む): 144270280

約数和(自身を除く): 71501208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 105769, 211538, 423076, 846152, 1692304, 4548067, 9096134, 18192268, 36384536, 72769072]

約数ペア:

[(1, 72769072), (2, 36384536), (4, 18192268), (8, 9096134), (16, 4548067), (43, 1692304), (86, 846152), (172, 423076), (344, 211538), (688, 105769)]