25879576

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 53184600

約数和(自身を除く): 27305024

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 139, 148, 278, 296, 556, 629, 1112, 1258, 1369, 2363, 2516, 2738, 4726, 5032, 5143, 5476, 9452, 10286, 10952, 18904, 20572, 23273, 41144, 46546, 87431, 93092, 174862, 186184, 190291, 349724, 380582, 699448, 761164, 1522328, 3234947, 6469894, 12939788, 25879576]

約数ペア:

[(1, 25879576), (2, 12939788), (4, 6469894), (8, 3234947), (17, 1522328), (34, 761164), (37, 699448), (68, 380582), (74, 349724), (136, 190291), (139, 186184), (148, 174862), (278, 93092), (296, 87431), (556, 46546), (629, 41144), (1112, 23273), (1258, 20572), (1369, 18904), (2363, 10952), (2516, 10286), (2738, 9452), (4726, 5476), (5032, 5143)]