54550980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27551}}^1$

素因数の和:27577

約数の個数: 72

約数和(自身を含む): 180520704

約数和(自身を除く): 125969724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 27551, 55102, 82653, 110204, 137755, 165306, 247959, 275510, 303061, 330612, 413265, 495918, 551020, 606122, 826530, 909183, 991836, 1212244, 1239795, 1515305, 1653060, 1818366, 2479590, 2727549, 3030610, 3636732, 4545915, 4959180, 5455098, 6061220, 9091830, 10910196, 13637745, 18183660, 27275490, 54550980]

約数ペア:

[(1, 54550980), (2, 27275490), (3, 18183660), (4, 13637745), (5, 10910196), (6, 9091830), (9, 6061220), (10, 5455098), (11, 4959180), (12, 4545915), (15, 3636732), (18, 3030610), (20, 2727549), (22, 2479590), (30, 1818366), (33, 1653060), (36, 1515305), (44, 1239795), (45, 1212244), (55, 991836), (60, 909183), (66, 826530), (90, 606122), (99, 551020), (110, 495918), (132, 413265), (165, 330612), (180, 303061), (198, 275510), (220, 247959), (330, 165306), (396, 137755), (495, 110204), (660, 82653), (990, 55102), (1980, 27551)]