51324016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{857}}^1$

素因数の和:1081

約数の個数: 40

約数和(自身を含む): 105328080

約数和(自身を除く): 54004064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 304, 394, 788, 857, 1576, 1714, 3152, 3428, 3743, 6856, 7486, 13712, 14972, 16283, 29944, 32566, 59888, 65132, 130264, 168829, 260528, 337658, 675316, 1350632, 2701264, 3207751, 6415502, 12831004, 25662008, 51324016]

約数ペア:

[(1, 51324016), (2, 25662008), (4, 12831004), (8, 6415502), (16, 3207751), (19, 2701264), (38, 1350632), (76, 675316), (152, 337658), (197, 260528), (304, 168829), (394, 130264), (788, 65132), (857, 59888), (1576, 32566), (1714, 29944), (3152, 16283), (3428, 14972), (3743, 13712), (6856, 7486)]