57255040

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:809

約数の個数: 64

約数和(自身を含む): 138085560

約数和(自身を除く): 80830520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 548, 640, 653, 685, 1096, 1306, 1370, 2192, 2612, 2740, 3265, 4384, 5224, 5480, 6530, 8768, 10448, 10960, 13060, 17536, 20896, 21920, 26120, 41792, 43840, 52240, 83584, 87680, 89461, 104480, 178922, 208960, 357844, 417920, 447305, 715688, 894610, 1431376, 1789220, 2862752, 3578440, 5725504, 7156880, 11451008, 14313760, 28627520, 57255040]

約数ペア:

[(1, 57255040), (2, 28627520), (4, 14313760), (5, 11451008), (8, 7156880), (10, 5725504), (16, 3578440), (20, 2862752), (32, 1789220), (40, 1431376), (64, 894610), (80, 715688), (128, 447305), (137, 417920), (160, 357844), (274, 208960), (320, 178922), (548, 104480), (640, 89461), (653, 87680), (685, 83584), (1096, 52240), (1306, 43840), (1370, 41792), (2192, 26120), (2612, 21920), (2740, 20896), (3265, 17536), (4384, 13060), (5224, 10960), (5480, 10448), (6530, 8768)]