83812805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 113819904

約数和(自身を除く): 30007099

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 391, 731, 989, 997, 1955, 3655, 4945, 4985, 16813, 16949, 22931, 42871, 84065, 84745, 114655, 214355, 389827, 728807, 986033, 1949135, 3644035, 4930165, 16762561, 83812805]

約数ペア:

[(1, 83812805), (5, 16762561), (17, 4930165), (23, 3644035), (43, 1949135), (85, 986033), (115, 728807), (215, 389827), (391, 214355), (731, 114655), (989, 84745), (997, 84065), (1955, 42871), (3655, 22931), (4945, 16949), (4985, 16813)]