1275172864

素因数分解:

$2^{11}\times 7^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 3019456440

約数和(自身を除く): 1744283576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 97, 98, 112, 128, 131, 194, 196, 224, 256, 262, 388, 392, 448, 512, 524, 679, 776, 784, 896, 917, 1024, 1048, 1358, 1552, 1568, 1792, 1834, 2048, 2096, 2716, 3104, 3136, 3584, 3668, 4192, 4753, 5432, 6208, 6272, 6419, 7168, 7336, 8384, 9506, 10864, 12416, 12544, 12707, 12838, 14336, 14672, 16768, 19012, 21728, 24832, 25088, 25414, 25676, 29344, 33536, 38024, 43456, 49664, 50176, 50828, 51352, 58688, 67072, 76048, 86912, 88949, 99328, 100352, 101656, 102704, 117376, 134144, 152096, 173824, 177898, 198656, 203312, 205408, 234752, 268288, 304192, 347648, 355796, 406624, 410816, 469504, 608384, 622643, 695296, 711592, 813248, 821632, 939008, 1216768, 1245286, 1390592, 1423184, 1626496, 1643264, 1878016, 2433536, 2490572, 2846368, 3252992, 3286528, 4867072, 4981144, 5692736, 6505984, 6573056, 9734144, 9962288, 11385472, 13011968, 13146112, 19924576, 22770944, 26023936, 39849152, 45541888, 79698304, 91083776, 159396608, 182167552, 318793216, 637586432, 1275172864]

約数ペア:

[(1, 1275172864), (2, 637586432), (4, 318793216), (7, 182167552), (8, 159396608), (14, 91083776), (16, 79698304), (28, 45541888), (32, 39849152), (49, 26023936), (56, 22770944), (64, 19924576), (97, 13146112), (98, 13011968), (112, 11385472), (128, 9962288), (131, 9734144), (194, 6573056), (196, 6505984), (224, 5692736), (256, 4981144), (262, 4867072), (388, 3286528), (392, 3252992), (448, 2846368), (512, 2490572), (524, 2433536), (679, 1878016), (776, 1643264), (784, 1626496), (896, 1423184), (917, 1390592), (1024, 1245286), (1048, 1216768), (1358, 939008), (1552, 821632), (1568, 813248), (1792, 711592), (1834, 695296), (2048, 622643), (2096, 608384), (2716, 469504), (3104, 410816), (3136, 406624), (3584, 355796), (3668, 347648), (4192, 304192), (4753, 268288), (5432, 234752), (6208, 205408), (6272, 203312), (6419, 198656), (7168, 177898), (7336, 173824), (8384, 152096), (9506, 134144), (10864, 117376), (12416, 102704), (12544, 101656), (12707, 100352), (12838, 99328), (14336, 88949), (14672, 86912), (16768, 76048), (19012, 67072), (21728, 58688), (24832, 51352), (25088, 50828), (25414, 50176), (25676, 49664), (29344, 43456), (33536, 38024)]