205430784

素因数分解:

$2^{13}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:685

約数の個数: 112

約数和(自身を含む): 590836512

約数和(自身を除く): 385405728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 643, 768, 832, 1024, 1248, 1286, 1536, 1664, 1929, 2048, 2496, 2572, 3072, 3328, 3858, 4096, 4992, 5144, 6144, 6656, 7716, 8192, 8359, 9984, 10288, 12288, 13312, 15432, 16718, 19968, 20576, 24576, 25077, 26624, 30864, 33436, 39936, 41152, 50154, 53248, 61728, 66872, 79872, 82304, 100308, 106496, 123456, 133744, 159744, 164608, 200616, 246912, 267488, 319488, 329216, 401232, 493824, 534976, 658432, 802464, 987648, 1069952, 1316864, 1604928, 1975296, 2139904, 2633728, 3209856, 3950592, 4279808, 5267456, 6419712, 7901184, 8559616, 12839424, 15802368, 17119232, 25678848, 34238464, 51357696, 68476928, 102715392, 205430784]

約数ペア:

[(1, 205430784), (2, 102715392), (3, 68476928), (4, 51357696), (6, 34238464), (8, 25678848), (12, 17119232), (13, 15802368), (16, 12839424), (24, 8559616), (26, 7901184), (32, 6419712), (39, 5267456), (48, 4279808), (52, 3950592), (64, 3209856), (78, 2633728), (96, 2139904), (104, 1975296), (128, 1604928), (156, 1316864), (192, 1069952), (208, 987648), (256, 802464), (312, 658432), (384, 534976), (416, 493824), (512, 401232), (624, 329216), (643, 319488), (768, 267488), (832, 246912), (1024, 200616), (1248, 164608), (1286, 159744), (1536, 133744), (1664, 123456), (1929, 106496), (2048, 100308), (2496, 82304), (2572, 79872), (3072, 66872), (3328, 61728), (3858, 53248), (4096, 50154), (4992, 41152), (5144, 39936), (6144, 33436), (6656, 30864), (7716, 26624), (8192, 25077), (8359, 24576), (9984, 20576), (10288, 19968), (12288, 16718), (13312, 15432)]