25857888

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 82736640

約数和(自身を除く): 56878752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 69, 84, 92, 96, 98, 112, 138, 147, 161, 168, 184, 196, 224, 239, 276, 294, 322, 336, 368, 392, 478, 483, 552, 588, 644, 672, 717, 736, 784, 956, 966, 1104, 1127, 1176, 1288, 1434, 1568, 1673, 1912, 1932, 2208, 2254, 2352, 2576, 2868, 3346, 3381, 3824, 3864, 4508, 4704, 5019, 5152, 5497, 5736, 6692, 6762, 7648, 7728, 9016, 10038, 10994, 11472, 11711, 13384, 13524, 15456, 16491, 18032, 20076, 21988, 22944, 23422, 26768, 27048, 32982, 35133, 36064, 38479, 40152, 43976, 46844, 53536, 54096, 65964, 70266, 76958, 80304, 87952, 93688, 108192, 115437, 131928, 140532, 153916, 160608, 175904, 187376, 230874, 263856, 269353, 281064, 307832, 374752, 461748, 527712, 538706, 562128, 615664, 808059, 923496, 1077412, 1124256, 1231328, 1616118, 1846992, 2154824, 3232236, 3693984, 4309648, 6464472, 8619296, 12928944, 25857888]

約数ペア:

[(1, 25857888), (2, 12928944), (3, 8619296), (4, 6464472), (6, 4309648), (7, 3693984), (8, 3232236), (12, 2154824), (14, 1846992), (16, 1616118), (21, 1231328), (23, 1124256), (24, 1077412), (28, 923496), (32, 808059), (42, 615664), (46, 562128), (48, 538706), (49, 527712), (56, 461748), (69, 374752), (84, 307832), (92, 281064), (96, 269353), (98, 263856), (112, 230874), (138, 187376), (147, 175904), (161, 160608), (168, 153916), (184, 140532), (196, 131928), (224, 115437), (239, 108192), (276, 93688), (294, 87952), (322, 80304), (336, 76958), (368, 70266), (392, 65964), (478, 54096), (483, 53536), (552, 46844), (588, 43976), (644, 40152), (672, 38479), (717, 36064), (736, 35133), (784, 32982), (956, 27048), (966, 26768), (1104, 23422), (1127, 22944), (1176, 21988), (1288, 20076), (1434, 18032), (1568, 16491), (1673, 15456), (1912, 13524), (1932, 13384), (2208, 11711), (2254, 11472), (2352, 10994), (2576, 10038), (2868, 9016), (3346, 7728), (3381, 7648), (3824, 6762), (3864, 6692), (4508, 5736), (4704, 5497), (5019, 5152)]