64273664

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 164828160

約数和(自身を除く): 100554496

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 89, 91, 104, 112, 124, 128, 178, 182, 208, 217, 224, 248, 256, 356, 364, 403, 416, 434, 448, 496, 623, 712, 728, 806, 832, 868, 896, 992, 1157, 1246, 1424, 1456, 1612, 1664, 1736, 1792, 1984, 2314, 2492, 2759, 2821, 2848, 2912, 3224, 3328, 3472, 3968, 4628, 4984, 5518, 5642, 5696, 5824, 6448, 6944, 7936, 8099, 9256, 9968, 11036, 11284, 11392, 11648, 12896, 13888, 16198, 18512, 19313, 19936, 22072, 22568, 22784, 23296, 25792, 27776, 32396, 35867, 37024, 38626, 39872, 44144, 45136, 51584, 55552, 64792, 71734, 74048, 77252, 79744, 88288, 90272, 103168, 129584, 143468, 148096, 154504, 159488, 176576, 180544, 251069, 259168, 286936, 296192, 309008, 353152, 361088, 502138, 518336, 573872, 618016, 706304, 722176, 1004276, 1036672, 1147744, 1236032, 2008552, 2073344, 2295488, 2472064, 4017104, 4590976, 4944128, 8034208, 9181952, 16068416, 32136832, 64273664]

約数ペア:

[(1, 64273664), (2, 32136832), (4, 16068416), (7, 9181952), (8, 8034208), (13, 4944128), (14, 4590976), (16, 4017104), (26, 2472064), (28, 2295488), (31, 2073344), (32, 2008552), (52, 1236032), (56, 1147744), (62, 1036672), (64, 1004276), (89, 722176), (91, 706304), (104, 618016), (112, 573872), (124, 518336), (128, 502138), (178, 361088), (182, 353152), (208, 309008), (217, 296192), (224, 286936), (248, 259168), (256, 251069), (356, 180544), (364, 176576), (403, 159488), (416, 154504), (434, 148096), (448, 143468), (496, 129584), (623, 103168), (712, 90272), (728, 88288), (806, 79744), (832, 77252), (868, 74048), (896, 71734), (992, 64792), (1157, 55552), (1246, 51584), (1424, 45136), (1456, 44144), (1612, 39872), (1664, 38626), (1736, 37024), (1792, 35867), (1984, 32396), (2314, 27776), (2492, 25792), (2759, 23296), (2821, 22784), (2848, 22568), (2912, 22072), (3224, 19936), (3328, 19313), (3472, 18512), (3968, 16198), (4628, 13888), (4984, 12896), (5518, 11648), (5642, 11392), (5696, 11284), (5824, 11036), (6448, 9968), (6944, 9256), (7936, 8099)]