87438208

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:336

約数の個数: 128

約数和(自身を含む): 217455840

約数和(自身を除く): 130017632

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 128, 136, 143, 176, 187, 208, 221, 272, 281, 286, 352, 374, 416, 442, 544, 562, 572, 704, 748, 832, 884, 1088, 1124, 1144, 1408, 1496, 1664, 1768, 2176, 2248, 2288, 2431, 2992, 3091, 3536, 3653, 4496, 4576, 4777, 4862, 5984, 6182, 7072, 7306, 8992, 9152, 9554, 9724, 11968, 12364, 14144, 14612, 17984, 18304, 19108, 19448, 23936, 24728, 28288, 29224, 35968, 38216, 38896, 40183, 49456, 52547, 58448, 62101, 76432, 77792, 80366, 98912, 105094, 116896, 124202, 152864, 155584, 160732, 197824, 210188, 233792, 248404, 305728, 311168, 321464, 395648, 420376, 467584, 496808, 611456, 642928, 683111, 840752, 993616, 1285856, 1366222, 1681504, 1987232, 2571712, 2732444, 3363008, 3974464, 5143424, 5464888, 6726016, 7948928, 10929776, 21859552, 43719104, 87438208]

約数ペア:

[(1, 87438208), (2, 43719104), (4, 21859552), (8, 10929776), (11, 7948928), (13, 6726016), (16, 5464888), (17, 5143424), (22, 3974464), (26, 3363008), (32, 2732444), (34, 2571712), (44, 1987232), (52, 1681504), (64, 1366222), (68, 1285856), (88, 993616), (104, 840752), (128, 683111), (136, 642928), (143, 611456), (176, 496808), (187, 467584), (208, 420376), (221, 395648), (272, 321464), (281, 311168), (286, 305728), (352, 248404), (374, 233792), (416, 210188), (442, 197824), (544, 160732), (562, 155584), (572, 152864), (704, 124202), (748, 116896), (832, 105094), (884, 98912), (1088, 80366), (1124, 77792), (1144, 76432), (1408, 62101), (1496, 58448), (1664, 52547), (1768, 49456), (2176, 40183), (2248, 38896), (2288, 38216), (2431, 35968), (2992, 29224), (3091, 28288), (3536, 24728), (3653, 23936), (4496, 19448), (4576, 19108), (4777, 18304), (4862, 17984), (5984, 14612), (6182, 14144), (7072, 12364), (7306, 11968), (8992, 9724), (9152, 9554)]