80943905

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{32573}}^1$

素因数の和:32656

約数の個数: 16

約数和(自身を含む): 112575744

約数和(自身を除く): 31631839

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 32573, 162865, 228011, 1140055, 2312683, 11563415, 16188781, 80943905]

約数ペア:

[(1, 80943905), (5, 16188781), (7, 11563415), (35, 2312683), (71, 1140055), (355, 228011), (497, 162865), (2485, 32573)]