80821416908

素因数分解:

$2^2\times {\mathrm{4813}}^1\times {\mathrm{4198079}}^1$

素因数の和:4202896

約数の個数: 12

約数和(自身を含む): 141466899840

約数和(自身を除く): 60645482932

約数列:

[1, 2, 4, 4813, 9626, 19252, 4198079, 8396158, 16792316, 20205354227, 40410708454, 80821416908]

約数ペア:

[(1, 80821416908), (2, 40410708454), (4, 20205354227), (4813, 16792316), (9626, 8396158), (19252, 4198079)]