64739584

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:440

約数の個数: 108

約数和(自身を含む): 162295644

約数和(自身を除く): 97556060

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 364, 392, 397, 416, 448, 637, 728, 784, 794, 832, 896, 1274, 1456, 1568, 1588, 1664, 1792, 2548, 2779, 2912, 3136, 3176, 3328, 5096, 5161, 5558, 5824, 6272, 6352, 10192, 10322, 11116, 11648, 12544, 12704, 19453, 20384, 20644, 22232, 23296, 25408, 36127, 38906, 40768, 41288, 44464, 50816, 72254, 77812, 81536, 82576, 88928, 101632, 144508, 155624, 163072, 165152, 177856, 252889, 289016, 311248, 330304, 355712, 505778, 578032, 622496, 660608, 711424, 1011556, 1156064, 1244992, 1321216, 2023112, 2312128, 2489984, 4046224, 4624256, 4979968, 8092448, 9248512, 16184896, 32369792, 64739584]

約数ペア:

[(1, 64739584), (2, 32369792), (4, 16184896), (7, 9248512), (8, 8092448), (13, 4979968), (14, 4624256), (16, 4046224), (26, 2489984), (28, 2312128), (32, 2023112), (49, 1321216), (52, 1244992), (56, 1156064), (64, 1011556), (91, 711424), (98, 660608), (104, 622496), (112, 578032), (128, 505778), (182, 355712), (196, 330304), (208, 311248), (224, 289016), (256, 252889), (364, 177856), (392, 165152), (397, 163072), (416, 155624), (448, 144508), (637, 101632), (728, 88928), (784, 82576), (794, 81536), (832, 77812), (896, 72254), (1274, 50816), (1456, 44464), (1568, 41288), (1588, 40768), (1664, 38906), (1792, 36127), (2548, 25408), (2779, 23296), (2912, 22232), (3136, 20644), (3176, 20384), (3328, 19453), (5096, 12704), (5161, 12544), (5558, 11648), (5824, 11116), (6272, 10322), (6352, 10192)]