25684428

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2$

素因数の和:81

約数の個数: 162

約数和(自身を含む): 80874108

約数和(自身を除く): 55189680

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 49, 57, 66, 76, 77, 84, 98, 114, 121, 132, 133, 147, 154, 196, 209, 228, 231, 242, 266, 294, 308, 361, 363, 399, 418, 462, 484, 532, 539, 588, 627, 722, 726, 798, 836, 847, 924, 931, 1078, 1083, 1254, 1444, 1452, 1463, 1596, 1617, 1694, 1862, 2156, 2166, 2299, 2508, 2527, 2541, 2793, 2926, 3234, 3388, 3724, 3971, 4332, 4389, 4598, 5054, 5082, 5586, 5852, 5929, 6468, 6897, 7581, 7942, 8778, 9196, 10108, 10164, 10241, 11172, 11858, 11913, 13794, 15162, 15884, 16093, 17556, 17689, 17787, 20482, 23716, 23826, 27588, 27797, 30324, 30723, 32186, 35378, 35574, 40964, 43681, 47652, 48279, 53067, 55594, 61446, 64372, 70756, 71148, 83391, 87362, 96558, 106134, 111188, 112651, 122892, 131043, 166782, 174724, 193116, 194579, 212268, 225302, 262086, 305767, 333564, 337953, 389158, 450604, 524172, 583737, 611534, 675906, 778316, 917301, 1167474, 1223068, 1351812, 1834602, 2140369, 2334948, 3669204, 4280738, 6421107, 8561476, 12842214, 25684428]

約数ペア:

[(1, 25684428), (2, 12842214), (3, 8561476), (4, 6421107), (6, 4280738), (7, 3669204), (11, 2334948), (12, 2140369), (14, 1834602), (19, 1351812), (21, 1223068), (22, 1167474), (28, 917301), (33, 778316), (38, 675906), (42, 611534), (44, 583737), (49, 524172), (57, 450604), (66, 389158), (76, 337953), (77, 333564), (84, 305767), (98, 262086), (114, 225302), (121, 212268), (132, 194579), (133, 193116), (147, 174724), (154, 166782), (196, 131043), (209, 122892), (228, 112651), (231, 111188), (242, 106134), (266, 96558), (294, 87362), (308, 83391), (361, 71148), (363, 70756), (399, 64372), (418, 61446), (462, 55594), (484, 53067), (532, 48279), (539, 47652), (588, 43681), (627, 40964), (722, 35574), (726, 35378), (798, 32186), (836, 30723), (847, 30324), (924, 27797), (931, 27588), (1078, 23826), (1083, 23716), (1254, 20482), (1444, 17787), (1452, 17689), (1463, 17556), (1596, 16093), (1617, 15884), (1694, 15162), (1862, 13794), (2156, 11913), (2166, 11858), (2299, 11172), (2508, 10241), (2527, 10164), (2541, 10108), (2793, 9196), (2926, 8778), (3234, 7942), (3388, 7581), (3724, 6897), (3971, 6468), (4332, 5929), (4389, 5852), (4598, 5586), (5054, 5082)]