25860808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 28571192

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 79, 83, 116, 136, 158, 166, 232, 316, 332, 493, 632, 664, 986, 1343, 1411, 1972, 2291, 2407, 2686, 2822, 3944, 4582, 4814, 5372, 5644, 6557, 9164, 9628, 10744, 11288, 13114, 18328, 19256, 26228, 38947, 40919, 52456, 77894, 81838, 111469, 155788, 163676, 190153, 222938, 311576, 327352, 380306, 445876, 760612, 891752, 1521224, 3232601, 6465202, 12930404, 25860808]

約数ペア:

[(1, 25860808), (2, 12930404), (4, 6465202), (8, 3232601), (17, 1521224), (29, 891752), (34, 760612), (58, 445876), (68, 380306), (79, 327352), (83, 311576), (116, 222938), (136, 190153), (158, 163676), (166, 155788), (232, 111469), (316, 81838), (332, 77894), (493, 52456), (632, 40919), (664, 38947), (986, 26228), (1343, 19256), (1411, 18328), (1972, 13114), (2291, 11288), (2407, 10744), (2686, 9628), (2822, 9164), (3944, 6557), (4582, 5644), (4814, 5372)]