81844672

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 168

約数和(自身を含む): 214189056

約数和(自身を除く): 132344384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 47, 52, 56, 64, 91, 92, 94, 104, 112, 161, 169, 182, 184, 188, 208, 224, 299, 322, 329, 338, 364, 368, 376, 416, 448, 598, 611, 644, 658, 676, 728, 736, 752, 832, 1081, 1183, 1196, 1222, 1288, 1316, 1352, 1456, 1472, 1504, 2093, 2162, 2366, 2392, 2444, 2576, 2632, 2704, 2912, 3008, 3887, 4186, 4277, 4324, 4732, 4784, 4888, 5152, 5264, 5408, 5824, 7567, 7774, 7943, 8372, 8554, 8648, 9464, 9568, 9776, 10304, 10528, 10816, 14053, 15134, 15548, 15886, 16744, 17108, 17296, 18928, 19136, 19552, 21056, 27209, 28106, 30268, 31096, 31772, 33488, 34216, 34592, 37856, 39104, 54418, 55601, 56212, 60536, 62192, 63544, 66976, 68432, 69184, 75712, 98371, 108836, 111202, 112424, 121072, 124384, 127088, 133952, 136864, 182689, 196742, 217672, 222404, 224848, 242144, 248768, 254176, 273728, 365378, 393484, 435344, 444808, 449696, 484288, 508352, 730756, 786968, 870688, 889616, 899392, 1278823, 1461512, 1573936, 1741376, 1779232, 2557646, 2923024, 3147872, 3558464, 5115292, 5846048, 6295744, 10230584, 11692096, 20461168, 40922336, 81844672]

約数ペア:

[(1, 81844672), (2, 40922336), (4, 20461168), (7, 11692096), (8, 10230584), (13, 6295744), (14, 5846048), (16, 5115292), (23, 3558464), (26, 3147872), (28, 2923024), (32, 2557646), (46, 1779232), (47, 1741376), (52, 1573936), (56, 1461512), (64, 1278823), (91, 899392), (92, 889616), (94, 870688), (104, 786968), (112, 730756), (161, 508352), (169, 484288), (182, 449696), (184, 444808), (188, 435344), (208, 393484), (224, 365378), (299, 273728), (322, 254176), (329, 248768), (338, 242144), (364, 224848), (368, 222404), (376, 217672), (416, 196742), (448, 182689), (598, 136864), (611, 133952), (644, 127088), (658, 124384), (676, 121072), (728, 112424), (736, 111202), (752, 108836), (832, 98371), (1081, 75712), (1183, 69184), (1196, 68432), (1222, 66976), (1288, 63544), (1316, 62192), (1352, 60536), (1456, 56212), (1472, 55601), (1504, 54418), (2093, 39104), (2162, 37856), (2366, 34592), (2392, 34216), (2444, 33488), (2576, 31772), (2632, 31096), (2704, 30268), (2912, 28106), (3008, 27209), (3887, 21056), (4186, 19552), (4277, 19136), (4324, 18928), (4732, 17296), (4784, 17108), (4888, 16744), (5152, 15886), (5264, 15548), (5408, 15134), (5824, 14053), (7567, 10816), (7774, 10528), (7943, 10304), (8372, 9776), (8554, 9568), (8648, 9464)]