80662016

素因数分解:

$2^9\times {\mathrm{157543}}^1$

素因数の和:157561

約数の個数: 20

約数和(自身を含む): 161167512

約数和(自身を除く): 80505496

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 157543, 315086, 630172, 1260344, 2520688, 5041376, 10082752, 20165504, 40331008, 80662016]

約数ペア:

[(1, 80662016), (2, 40331008), (4, 20165504), (8, 10082752), (16, 5041376), (32, 2520688), (64, 1260344), (128, 630172), (256, 315086), (512, 157543)]