20125945301

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 27023155200

約数和(自身を除く): 6897209899

約数列:

[1, 7, 11, 19, 53, 77, 133, 209, 361, 371, 583, 719, 1007, 1463, 2527, 3971, 4081, 5033, 6859, 7049, 7909, 11077, 13661, 19133, 27797, 38107, 48013, 55363, 75449, 77539, 95627, 133931, 150271, 210463, 259559, 266749, 363527, 419177, 528143, 724033, 1051897, 1473241, 1816913, 2544689, 2855149, 2934239, 3998797, 4931621, 5068231, 7964363, 13756627, 19986043, 27991579, 34521347, 54247831, 55750541, 96296389, 151322897, 261375913, 379734817, 1059260279, 1829631391, 2875135043, 20125945301]

約数ペア:

[(1, 20125945301), (7, 2875135043), (11, 1829631391), (19, 1059260279), (53, 379734817), (77, 261375913), (133, 151322897), (209, 96296389), (361, 55750541), (371, 54247831), (583, 34521347), (719, 27991579), (1007, 19986043), (1463, 13756627), (2527, 7964363), (3971, 5068231), (4081, 4931621), (5033, 3998797), (6859, 2934239), (7049, 2855149), (7909, 2544689), (11077, 1816913), (13661, 1473241), (19133, 1051897), (27797, 724033), (38107, 528143), (48013, 419177), (55363, 363527), (75449, 266749), (77539, 259559), (95627, 210463), (133931, 150271)]