80137628

素因数分解:

$2^2\times {\mathrm{67}}^2\times {\mathrm{4463}}^1$

素因数の和:4601

約数の個数: 18

約数和(自身を含む): 142397136

約数和(自身を除く): 62259508

約数列:

[1, 2, 4, 67, 134, 268, 4463, 4489, 8926, 8978, 17852, 17956, 299021, 598042, 1196084, 20034407, 40068814, 80137628]

約数ペア:

[(1, 80137628), (2, 40068814), (4, 20034407), (67, 1196084), (134, 598042), (268, 299021), (4463, 17956), (4489, 17852), (8926, 8978)]