76980185

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 93690432

約数和(自身を除く): 16710247

約数列:

[1, 5, 131, 211, 557, 655, 1055, 2785, 27641, 72967, 117527, 138205, 364835, 587635, 15396037, 76980185]

約数ペア:

[(1, 76980185), (5, 15396037), (131, 587635), (211, 364835), (557, 138205), (655, 117527), (1055, 72967), (2785, 27641)]