55416680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 145411200

約数和(自身を除く): 89994520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 43, 44, 55, 58, 86, 88, 101, 110, 116, 145, 172, 202, 215, 220, 232, 290, 319, 344, 404, 430, 440, 473, 505, 580, 638, 808, 860, 946, 1010, 1111, 1160, 1247, 1276, 1595, 1720, 1892, 2020, 2222, 2365, 2494, 2552, 2929, 3190, 3784, 4040, 4343, 4444, 4730, 4988, 5555, 5858, 6235, 6380, 8686, 8888, 9460, 9976, 11110, 11716, 12470, 12760, 13717, 14645, 17372, 18920, 21715, 22220, 23432, 24940, 27434, 29290, 32219, 34744, 43430, 44440, 47773, 49880, 54868, 58580, 64438, 68585, 86860, 95546, 109736, 117160, 125947, 128876, 137170, 161095, 173720, 191092, 238865, 251894, 257752, 274340, 322190, 382184, 477730, 503788, 548680, 629735, 644380, 955460, 1007576, 1259470, 1288760, 1385417, 1910920, 2518940, 2770834, 5037880, 5541668, 6927085, 11083336, 13854170, 27708340, 55416680]

約数ペア:

[(1, 55416680), (2, 27708340), (4, 13854170), (5, 11083336), (8, 6927085), (10, 5541668), (11, 5037880), (20, 2770834), (22, 2518940), (29, 1910920), (40, 1385417), (43, 1288760), (44, 1259470), (55, 1007576), (58, 955460), (86, 644380), (88, 629735), (101, 548680), (110, 503788), (116, 477730), (145, 382184), (172, 322190), (202, 274340), (215, 257752), (220, 251894), (232, 238865), (290, 191092), (319, 173720), (344, 161095), (404, 137170), (430, 128876), (440, 125947), (473, 117160), (505, 109736), (580, 95546), (638, 86860), (808, 68585), (860, 64438), (946, 58580), (1010, 54868), (1111, 49880), (1160, 47773), (1247, 44440), (1276, 43430), (1595, 34744), (1720, 32219), (1892, 29290), (2020, 27434), (2222, 24940), (2365, 23432), (2494, 22220), (2552, 21715), (2929, 18920), (3190, 17372), (3784, 14645), (4040, 13717), (4343, 12760), (4444, 12470), (4730, 11716), (4988, 11110), (5555, 9976), (5858, 9460), (6235, 8888), (6380, 8686)]