81009235

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{2617}}^1$

素因数の和:2814

約数の個数: 16

約数和(自身を含む): 100279872

約数和(自身を除く): 19270637

約数列:

[1, 5, 41, 151, 205, 755, 2617, 6191, 13085, 30955, 107297, 395167, 536485, 1975835, 16201847, 81009235]

約数ペア:

[(1, 81009235), (5, 16201847), (41, 1975835), (151, 536485), (205, 395167), (755, 107297), (2617, 30955), (6191, 13085)]