55505120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 149615424

約数和(自身を除く): 94110304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 61, 80, 88, 94, 110, 121, 122, 160, 176, 188, 220, 235, 242, 244, 305, 352, 376, 440, 470, 484, 488, 517, 605, 610, 671, 752, 880, 940, 968, 976, 1034, 1210, 1220, 1342, 1504, 1760, 1880, 1936, 1952, 2068, 2420, 2440, 2585, 2684, 2867, 3355, 3760, 3872, 4136, 4840, 4880, 5170, 5368, 5687, 5734, 6710, 7381, 7520, 8272, 9680, 9760, 10340, 10736, 11374, 11468, 13420, 14335, 14762, 16544, 19360, 20680, 21472, 22748, 22936, 26840, 28435, 28670, 29524, 31537, 36905, 41360, 45496, 45872, 53680, 56870, 57340, 59048, 63074, 73810, 82720, 90992, 91744, 107360, 113740, 114680, 118096, 126148, 147620, 157685, 181984, 227480, 229360, 236192, 252296, 295240, 315370, 346907, 454960, 458720, 504592, 590480, 630740, 693814, 909920, 1009184, 1180960, 1261480, 1387628, 1734535, 2522960, 2775256, 3469070, 5045920, 5550512, 6938140, 11101024, 13876280, 27752560, 55505120]

約数ペア:

[(1, 55505120), (2, 27752560), (4, 13876280), (5, 11101024), (8, 6938140), (10, 5550512), (11, 5045920), (16, 3469070), (20, 2775256), (22, 2522960), (32, 1734535), (40, 1387628), (44, 1261480), (47, 1180960), (55, 1009184), (61, 909920), (80, 693814), (88, 630740), (94, 590480), (110, 504592), (121, 458720), (122, 454960), (160, 346907), (176, 315370), (188, 295240), (220, 252296), (235, 236192), (242, 229360), (244, 227480), (305, 181984), (352, 157685), (376, 147620), (440, 126148), (470, 118096), (484, 114680), (488, 113740), (517, 107360), (605, 91744), (610, 90992), (671, 82720), (752, 73810), (880, 63074), (940, 59048), (968, 57340), (976, 56870), (1034, 53680), (1210, 45872), (1220, 45496), (1342, 41360), (1504, 36905), (1760, 31537), (1880, 29524), (1936, 28670), (1952, 28435), (2068, 26840), (2420, 22936), (2440, 22748), (2585, 21472), (2684, 20680), (2867, 19360), (3355, 16544), (3760, 14762), (3872, 14335), (4136, 13420), (4840, 11468), (4880, 11374), (5170, 10736), (5368, 10340), (5687, 9760), (5734, 9680), (6710, 8272), (7381, 7520)]