25993128

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 81505440

約数和(自身を除く): 55512312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 31, 42, 46, 49, 56, 62, 69, 84, 92, 93, 98, 124, 138, 147, 161, 168, 184, 186, 196, 217, 248, 276, 294, 322, 372, 392, 434, 483, 552, 588, 644, 651, 713, 744, 868, 961, 966, 1127, 1176, 1288, 1302, 1426, 1519, 1736, 1922, 1932, 2139, 2254, 2604, 2852, 2883, 3038, 3381, 3844, 3864, 4278, 4508, 4557, 4991, 5208, 5704, 5766, 6076, 6727, 6762, 7688, 8556, 9016, 9114, 9982, 11532, 12152, 13454, 13524, 14973, 17112, 18228, 19964, 20181, 22103, 23064, 26908, 27048, 29946, 34937, 36456, 39928, 40362, 44206, 47089, 53816, 59892, 66309, 69874, 80724, 88412, 94178, 104811, 119784, 132618, 139748, 141267, 154721, 161448, 176824, 188356, 209622, 265236, 279496, 282534, 309442, 376712, 419244, 464163, 530472, 565068, 618884, 838488, 928326, 1083047, 1130136, 1237768, 1856652, 2166094, 3249141, 3713304, 4332188, 6498282, 8664376, 12996564, 25993128]

約数ペア:

[(1, 25993128), (2, 12996564), (3, 8664376), (4, 6498282), (6, 4332188), (7, 3713304), (8, 3249141), (12, 2166094), (14, 1856652), (21, 1237768), (23, 1130136), (24, 1083047), (28, 928326), (31, 838488), (42, 618884), (46, 565068), (49, 530472), (56, 464163), (62, 419244), (69, 376712), (84, 309442), (92, 282534), (93, 279496), (98, 265236), (124, 209622), (138, 188356), (147, 176824), (161, 161448), (168, 154721), (184, 141267), (186, 139748), (196, 132618), (217, 119784), (248, 104811), (276, 94178), (294, 88412), (322, 80724), (372, 69874), (392, 66309), (434, 59892), (483, 53816), (552, 47089), (588, 44206), (644, 40362), (651, 39928), (713, 36456), (744, 34937), (868, 29946), (961, 27048), (966, 26908), (1127, 23064), (1176, 22103), (1288, 20181), (1302, 19964), (1426, 18228), (1519, 17112), (1736, 14973), (1922, 13524), (1932, 13454), (2139, 12152), (2254, 11532), (2604, 9982), (2852, 9114), (2883, 9016), (3038, 8556), (3381, 7688), (3844, 6762), (3864, 6727), (4278, 6076), (4508, 5766), (4557, 5704), (4991, 5208)]