77316880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20563}}^1$

素因数の和:20623

約数の個数: 40

約数和(自身を含む): 183595392

約数和(自身を除く): 106278512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 20563, 41126, 82252, 102815, 164504, 205630, 329008, 411260, 822520, 966461, 1645040, 1932922, 3865844, 4832305, 7731688, 9664610, 15463376, 19329220, 38658440, 77316880]

約数ペア:

[(1, 77316880), (2, 38658440), (4, 19329220), (5, 15463376), (8, 9664610), (10, 7731688), (16, 4832305), (20, 3865844), (40, 1932922), (47, 1645040), (80, 966461), (94, 822520), (188, 411260), (235, 329008), (376, 205630), (470, 164504), (752, 102815), (940, 82252), (1880, 41126), (3760, 20563)]