80775420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122387}}^1$

素因数の和:122410

約数の個数: 48

約数和(自身を含む): 246734208

約数和(自身を除く): 165958788

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 122387, 244774, 367161, 489548, 611935, 734322, 1223870, 1346257, 1468644, 1835805, 2447740, 2692514, 3671610, 4038771, 5385028, 6731285, 7343220, 8077542, 13462570, 16155084, 20193855, 26925140, 40387710, 80775420]

約数ペア:

[(1, 80775420), (2, 40387710), (3, 26925140), (4, 20193855), (5, 16155084), (6, 13462570), (10, 8077542), (11, 7343220), (12, 6731285), (15, 5385028), (20, 4038771), (22, 3671610), (30, 2692514), (33, 2447740), (44, 1835805), (55, 1468644), (60, 1346257), (66, 1223870), (110, 734322), (132, 611935), (165, 489548), (220, 367161), (330, 244774), (660, 122387)]