51729920

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 120

約数和(自身を含む): 137147472

約数和(自身を除く): 85417552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 167, 176, 220, 242, 256, 320, 334, 352, 440, 484, 512, 605, 640, 668, 704, 835, 880, 968, 1210, 1280, 1336, 1408, 1670, 1760, 1837, 1936, 2420, 2560, 2672, 2816, 3340, 3520, 3674, 3872, 4840, 5344, 5632, 6680, 7040, 7348, 7744, 9185, 9680, 10688, 13360, 14080, 14696, 15488, 18370, 19360, 20207, 21376, 26720, 28160, 29392, 30976, 36740, 38720, 40414, 42752, 53440, 58784, 61952, 73480, 77440, 80828, 85504, 101035, 106880, 117568, 146960, 154880, 161656, 202070, 213760, 235136, 293920, 309760, 323312, 404140, 427520, 470272, 587840, 646624, 808280, 940544, 1175680, 1293248, 1616560, 2351360, 2586496, 3233120, 4702720, 5172992, 6466240, 10345984, 12932480, 25864960, 51729920]

約数ペア:

[(1, 51729920), (2, 25864960), (4, 12932480), (5, 10345984), (8, 6466240), (10, 5172992), (11, 4702720), (16, 3233120), (20, 2586496), (22, 2351360), (32, 1616560), (40, 1293248), (44, 1175680), (55, 940544), (64, 808280), (80, 646624), (88, 587840), (110, 470272), (121, 427520), (128, 404140), (160, 323312), (167, 309760), (176, 293920), (220, 235136), (242, 213760), (256, 202070), (320, 161656), (334, 154880), (352, 146960), (440, 117568), (484, 106880), (512, 101035), (605, 85504), (640, 80828), (668, 77440), (704, 73480), (835, 61952), (880, 58784), (968, 53440), (1210, 42752), (1280, 40414), (1336, 38720), (1408, 36740), (1670, 30976), (1760, 29392), (1837, 28160), (1936, 26720), (2420, 21376), (2560, 20207), (2672, 19360), (2816, 18370), (3340, 15488), (3520, 14696), (3674, 14080), (3872, 13360), (4840, 10688), (5344, 9680), (5632, 9185), (6680, 7744), (7040, 7348)]