31978310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35141}}^1$

素因数の和:35168

約数の個数: 32

約数和(自身を含む): 70846272

約数和(自身を除く): 38867962

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 35141, 70282, 175705, 245987, 351410, 456833, 491974, 913666, 1229935, 2284165, 2459870, 3197831, 4568330, 6395662, 15989155, 31978310]

約数ペア:

[(1, 31978310), (2, 15989155), (5, 6395662), (7, 4568330), (10, 3197831), (13, 2459870), (14, 2284165), (26, 1229935), (35, 913666), (65, 491974), (70, 456833), (91, 351410), (130, 245987), (182, 175705), (455, 70282), (910, 35141)]