80128615

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27583}}^1$

素因数の和:27678

約数の個数: 16

約数和(自身を含む): 111218688

約数和(自身を除く): 31090073

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 27583, 137915, 193081, 965405, 2289389, 11446945, 16025723, 80128615]

約数ペア:

[(1, 80128615), (5, 16025723), (7, 11446945), (35, 2289389), (83, 965405), (415, 193081), (581, 137915), (2905, 27583)]