25669690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 47782224

約数和(自身を除く): 22112534

約数列:

[1, 2, 5, 10, 41, 82, 137, 205, 274, 410, 457, 685, 914, 1370, 2285, 4570, 5617, 11234, 18737, 28085, 37474, 56170, 62609, 93685, 125218, 187370, 313045, 626090, 2566969, 5133938, 12834845, 25669690]

約数ペア:

[(1, 25669690), (2, 12834845), (5, 5133938), (10, 2566969), (41, 626090), (82, 313045), (137, 187370), (205, 125218), (274, 93685), (410, 62609), (457, 56170), (685, 37474), (914, 28085), (1370, 18737), (2285, 11234), (4570, 5617)]