1649449984

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:642

約数の個数: 176

約数和(自身を含む): 4196448256

約数和(自身を除く): 2546998272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 364, 403, 416, 434, 448, 496, 512, 571, 728, 806, 832, 868, 896, 992, 1024, 1142, 1456, 1612, 1664, 1736, 1792, 1984, 2284, 2821, 2912, 3224, 3328, 3472, 3584, 3968, 3997, 4568, 5642, 5824, 6448, 6656, 6944, 7168, 7423, 7936, 7994, 9136, 11284, 11648, 12896, 13312, 13888, 14846, 15872, 15988, 17701, 18272, 22568, 23296, 25792, 27776, 29692, 31744, 31976, 35402, 36544, 45136, 46592, 51584, 51961, 55552, 59384, 63952, 70804, 73088, 90272, 93184, 103168, 103922, 111104, 118768, 123907, 127904, 141608, 146176, 180544, 206336, 207844, 222208, 230113, 237536, 247814, 255808, 283216, 292352, 361088, 412672, 415688, 460226, 475072, 495628, 511616, 566432, 584704, 722176, 831376, 920452, 950144, 991256, 1023232, 1132864, 1444352, 1610791, 1662752, 1840904, 1900288, 1982512, 2046464, 2265728, 2888704, 3221582, 3325504, 3681808, 3800576, 3965024, 4092928, 4531456, 6443164, 6651008, 7363616, 7601152, 7930048, 9062912, 12886328, 13302016, 14727232, 15860096, 18125824, 25772656, 26604032, 29454464, 31720192, 51545312, 53208064, 58908928, 63440384, 103090624, 117817856, 126880768, 206181248, 235635712, 412362496, 824724992, 1649449984]

約数ペア:

[(1, 1649449984), (2, 824724992), (4, 412362496), (7, 235635712), (8, 206181248), (13, 126880768), (14, 117817856), (16, 103090624), (26, 63440384), (28, 58908928), (31, 53208064), (32, 51545312), (52, 31720192), (56, 29454464), (62, 26604032), (64, 25772656), (91, 18125824), (104, 15860096), (112, 14727232), (124, 13302016), (128, 12886328), (182, 9062912), (208, 7930048), (217, 7601152), (224, 7363616), (248, 6651008), (256, 6443164), (364, 4531456), (403, 4092928), (416, 3965024), (434, 3800576), (448, 3681808), (496, 3325504), (512, 3221582), (571, 2888704), (728, 2265728), (806, 2046464), (832, 1982512), (868, 1900288), (896, 1840904), (992, 1662752), (1024, 1610791), (1142, 1444352), (1456, 1132864), (1612, 1023232), (1664, 991256), (1736, 950144), (1792, 920452), (1984, 831376), (2284, 722176), (2821, 584704), (2912, 566432), (3224, 511616), (3328, 495628), (3472, 475072), (3584, 460226), (3968, 415688), (3997, 412672), (4568, 361088), (5642, 292352), (5824, 283216), (6448, 255808), (6656, 247814), (6944, 237536), (7168, 230113), (7423, 222208), (7936, 207844), (7994, 206336), (9136, 180544), (11284, 146176), (11648, 141608), (12896, 127904), (13312, 123907), (13888, 118768), (14846, 111104), (15872, 103922), (15988, 103168), (17701, 93184), (18272, 90272), (22568, 73088), (23296, 70804), (25792, 63952), (27776, 59384), (29692, 55552), (31744, 51961), (31976, 51584), (35402, 46592), (36544, 45136)]