28717884784

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{1321}}^1\times {\mathrm{5051}}^1$

素因数の和:6649

約数の個数: 40

約数和(自身を含む): 55901087280

約数和(自身を除く): 27183202496

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 1321, 2152, 2642, 4304, 5051, 5284, 10102, 10568, 20204, 21136, 40408, 80816, 355349, 710698, 1358719, 1421396, 2717438, 2842792, 5434876, 5685584, 6672371, 10869752, 13344742, 21739504, 26689484, 53378968, 106757936, 1794867799, 3589735598, 7179471196, 14358942392, 28717884784]

約数ペア:

[(1, 28717884784), (2, 14358942392), (4, 7179471196), (8, 3589735598), (16, 1794867799), (269, 106757936), (538, 53378968), (1076, 26689484), (1321, 21739504), (2152, 13344742), (2642, 10869752), (4304, 6672371), (5051, 5685584), (5284, 5434876), (10102, 2842792), (10568, 2717438), (20204, 1421396), (21136, 1358719), (40408, 710698), (80816, 355349)]