25411988

素因数分解:

$2^2\times 7^2\times {\mathrm{317}}^1\times {\mathrm{409}}^1$

素因数の和:744

約数の個数: 36

約数和(自身を含む): 52021620

約数和(自身を除く): 26609632

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 317, 409, 634, 818, 1268, 1636, 2219, 2863, 4438, 5726, 8876, 11452, 15533, 20041, 31066, 40082, 62132, 80164, 129653, 259306, 518612, 907571, 1815142, 3630284, 6352997, 12705994, 25411988]

約数ペア:

[(1, 25411988), (2, 12705994), (4, 6352997), (7, 3630284), (14, 1815142), (28, 907571), (49, 518612), (98, 259306), (196, 129653), (317, 80164), (409, 62132), (634, 40082), (818, 31066), (1268, 20041), (1636, 15533), (2219, 11452), (2863, 8876), (4438, 5726)]