81054804565

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{248189}}^1$

素因数の和:248282

約数の個数: 48

約数和(自身を含む): 119512419840

約数和(自身を除く): 38457615275

約数列:

[1, 5, 7, 31, 35, 43, 49, 155, 215, 217, 245, 301, 1085, 1333, 1505, 1519, 2107, 6665, 7595, 9331, 10535, 46655, 65317, 248189, 326585, 1240945, 1737323, 7693859, 8686615, 10672127, 12161261, 38469295, 53360635, 53857013, 60806305, 74704889, 269285065, 330835937, 373524445, 376999091, 522934223, 1654179685, 1884995455, 2315851559, 2614671115, 11579257795, 16210960913, 81054804565]

約数ペア:

[(1, 81054804565), (5, 16210960913), (7, 11579257795), (31, 2614671115), (35, 2315851559), (43, 1884995455), (49, 1654179685), (155, 522934223), (215, 376999091), (217, 373524445), (245, 330835937), (301, 269285065), (1085, 74704889), (1333, 60806305), (1505, 53857013), (1519, 53360635), (2107, 38469295), (6665, 12161261), (7595, 10672127), (9331, 8686615), (10535, 7693859), (46655, 1737323), (65317, 1240945), (248189, 326585)]