56745728

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 108

約数和(自身を含む): 131776680

約数和(自身を除く): 75030952

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 59, 64, 68, 104, 118, 128, 136, 208, 221, 236, 256, 272, 289, 416, 442, 472, 544, 578, 767, 832, 884, 944, 1003, 1088, 1156, 1534, 1664, 1768, 1888, 2006, 2176, 2312, 3068, 3328, 3536, 3757, 3776, 4012, 4352, 4624, 6136, 7072, 7514, 7552, 8024, 9248, 12272, 13039, 14144, 15028, 15104, 16048, 17051, 18496, 24544, 26078, 28288, 30056, 32096, 34102, 36992, 49088, 52156, 56576, 60112, 64192, 68204, 73984, 98176, 104312, 120224, 128384, 136408, 196352, 208624, 221663, 240448, 256768, 272816, 417248, 443326, 480896, 545632, 834496, 886652, 961792, 1091264, 1668992, 1773304, 2182528, 3337984, 3546608, 4365056, 7093216, 14186432, 28372864, 56745728]

約数ペア:

[(1, 56745728), (2, 28372864), (4, 14186432), (8, 7093216), (13, 4365056), (16, 3546608), (17, 3337984), (26, 2182528), (32, 1773304), (34, 1668992), (52, 1091264), (59, 961792), (64, 886652), (68, 834496), (104, 545632), (118, 480896), (128, 443326), (136, 417248), (208, 272816), (221, 256768), (236, 240448), (256, 221663), (272, 208624), (289, 196352), (416, 136408), (442, 128384), (472, 120224), (544, 104312), (578, 98176), (767, 73984), (832, 68204), (884, 64192), (944, 60112), (1003, 56576), (1088, 52156), (1156, 49088), (1534, 36992), (1664, 34102), (1768, 32096), (1888, 30056), (2006, 28288), (2176, 26078), (2312, 24544), (3068, 18496), (3328, 17051), (3536, 16048), (3757, 15104), (3776, 15028), (4012, 14144), (4352, 13039), (4624, 12272), (6136, 9248), (7072, 8024), (7514, 7552)]