26461000

素因数分解:

$2^3\times 5^3\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 63348480

約数和(自身を除く): 36887480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 125, 188, 200, 235, 250, 376, 470, 500, 563, 940, 1000, 1126, 1175, 1880, 2252, 2350, 2815, 4504, 4700, 5630, 5875, 9400, 11260, 11750, 14075, 22520, 23500, 26461, 28150, 47000, 52922, 56300, 70375, 105844, 112600, 132305, 140750, 211688, 264610, 281500, 529220, 563000, 661525, 1058440, 1323050, 2646100, 3307625, 5292200, 6615250, 13230500, 26461000]

約数ペア:

[(1, 26461000), (2, 13230500), (4, 6615250), (5, 5292200), (8, 3307625), (10, 2646100), (20, 1323050), (25, 1058440), (40, 661525), (47, 563000), (50, 529220), (94, 281500), (100, 264610), (125, 211688), (188, 140750), (200, 132305), (235, 112600), (250, 105844), (376, 70375), (470, 56300), (500, 52922), (563, 47000), (940, 28150), (1000, 26461), (1126, 23500), (1175, 22520), (1880, 14075), (2252, 11750), (2350, 11260), (2815, 9400), (4504, 5875), (4700, 5630)]