205429792205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3911}}^1\times {\mathrm{13451}}^1$

素因数の和:17449

約数の個数: 32

約数和(自身を含む): 272803977216

約数和(自身を除く): 67374185011

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 3911, 13451, 19555, 43021, 67255, 147961, 215105, 277681, 739805, 955021, 1388405, 3054491, 4775105, 10505231, 15272455, 52526155, 52606861, 263034305, 578675471, 2893377355, 3735087131, 18675435655, 41085958441, 205429792205]

約数ペア:

[(1, 205429792205), (5, 41085958441), (11, 18675435655), (55, 3735087131), (71, 2893377355), (355, 578675471), (781, 263034305), (3905, 52606861), (3911, 52526155), (13451, 15272455), (19555, 10505231), (43021, 4775105), (67255, 3054491), (147961, 1388405), (215105, 955021), (277681, 739805)]