25140752

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 61996032

約数和(自身を除く): 36855280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 557, 728, 806, 868, 1114, 1456, 1612, 1736, 2228, 2821, 3224, 3472, 3899, 4456, 5642, 6448, 7241, 7798, 8912, 11284, 14482, 15596, 17267, 22568, 28964, 31192, 34534, 45136, 50687, 57928, 62384, 69068, 101374, 115856, 120869, 138136, 202748, 224471, 241738, 276272, 405496, 448942, 483476, 810992, 897884, 966952, 1571297, 1795768, 1933904, 3142594, 3591536, 6285188, 12570376, 25140752]

約数ペア:

[(1, 25140752), (2, 12570376), (4, 6285188), (7, 3591536), (8, 3142594), (13, 1933904), (14, 1795768), (16, 1571297), (26, 966952), (28, 897884), (31, 810992), (52, 483476), (56, 448942), (62, 405496), (91, 276272), (104, 241738), (112, 224471), (124, 202748), (182, 138136), (208, 120869), (217, 115856), (248, 101374), (364, 69068), (403, 62384), (434, 57928), (496, 50687), (557, 45136), (728, 34534), (806, 31192), (868, 28964), (1114, 22568), (1456, 17267), (1612, 15596), (1736, 14482), (2228, 11284), (2821, 8912), (3224, 7798), (3472, 7241), (3899, 6448), (4456, 5642)]