51056820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9781}}^1$

素因数の和:9825

約数の個数: 72

約数和(自身を含む): 160229160

約数和(自身を除く): 109172340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 9781, 19562, 29343, 39124, 48905, 58686, 88029, 97810, 117372, 146715, 176058, 195620, 283649, 293430, 352116, 440145, 567298, 586860, 850947, 880290, 1134596, 1418245, 1701894, 1760580, 2552841, 2836490, 3403788, 4254735, 5105682, 5672980, 8509470, 10211364, 12764205, 17018940, 25528410, 51056820]

約数ペア:

[(1, 51056820), (2, 25528410), (3, 17018940), (4, 12764205), (5, 10211364), (6, 8509470), (9, 5672980), (10, 5105682), (12, 4254735), (15, 3403788), (18, 2836490), (20, 2552841), (29, 1760580), (30, 1701894), (36, 1418245), (45, 1134596), (58, 880290), (60, 850947), (87, 586860), (90, 567298), (116, 440145), (145, 352116), (174, 293430), (180, 283649), (261, 195620), (290, 176058), (348, 146715), (435, 117372), (522, 97810), (580, 88029), (870, 58686), (1044, 48905), (1305, 39124), (1740, 29343), (2610, 19562), (5220, 9781)]