81146368

素因数分解:

$2^9\times {\mathrm{158489}}^1$

素因数の和:158507

約数の個数: 20

約数和(自身を含む): 162135270

約数和(自身を除く): 80988902

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 158489, 316978, 633956, 1267912, 2535824, 5071648, 10143296, 20286592, 40573184, 81146368]

約数ペア:

[(1, 81146368), (2, 40573184), (4, 20286592), (8, 10143296), (16, 5071648), (32, 2535824), (64, 1267912), (128, 633956), (256, 316978), (512, 158489)]