25891712

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 66977280

約数和(自身を除く): 41085568

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 37, 44, 56, 64, 71, 74, 77, 88, 112, 128, 142, 148, 154, 176, 224, 259, 284, 296, 308, 352, 407, 448, 497, 518, 568, 592, 616, 704, 781, 814, 896, 994, 1036, 1136, 1184, 1232, 1408, 1562, 1628, 1988, 2072, 2272, 2368, 2464, 2627, 2849, 3124, 3256, 3976, 4144, 4544, 4736, 4928, 5254, 5467, 5698, 6248, 6512, 7952, 8288, 9088, 9856, 10508, 10934, 11396, 12496, 13024, 15904, 16576, 18389, 21016, 21868, 22792, 24992, 26048, 28897, 31808, 33152, 36778, 42032, 43736, 45584, 49984, 52096, 57794, 63616, 73556, 84064, 87472, 91168, 99968, 115588, 147112, 168128, 174944, 182336, 202279, 231176, 294224, 336256, 349888, 364672, 404558, 462352, 588448, 699776, 809116, 924704, 1176896, 1618232, 1849408, 2353792, 3236464, 3698816, 6472928, 12945856, 25891712]

約数ペア:

[(1, 25891712), (2, 12945856), (4, 6472928), (7, 3698816), (8, 3236464), (11, 2353792), (14, 1849408), (16, 1618232), (22, 1176896), (28, 924704), (32, 809116), (37, 699776), (44, 588448), (56, 462352), (64, 404558), (71, 364672), (74, 349888), (77, 336256), (88, 294224), (112, 231176), (128, 202279), (142, 182336), (148, 174944), (154, 168128), (176, 147112), (224, 115588), (259, 99968), (284, 91168), (296, 87472), (308, 84064), (352, 73556), (407, 63616), (448, 57794), (497, 52096), (518, 49984), (568, 45584), (592, 43736), (616, 42032), (704, 36778), (781, 33152), (814, 31808), (896, 28897), (994, 26048), (1036, 24992), (1136, 22792), (1184, 21868), (1232, 21016), (1408, 18389), (1562, 16576), (1628, 15904), (1988, 13024), (2072, 12496), (2272, 11396), (2368, 10934), (2464, 10508), (2627, 9856), (2849, 9088), (3124, 8288), (3256, 7952), (3976, 6512), (4144, 6248), (4544, 5698), (4736, 5467), (4928, 5254)]