26680030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15787}}^1$

素因数の和:15820

約数の個数: 24

約数和(自身を含む): 52005672

約数和(自身を除く): 25325642

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 15787, 31574, 78935, 157870, 205231, 410462, 1026155, 2052310, 2668003, 5336006, 13340015, 26680030]

約数ペア:

[(1, 26680030), (2, 13340015), (5, 5336006), (10, 2668003), (13, 2052310), (26, 1026155), (65, 410462), (130, 205231), (169, 157870), (338, 78935), (845, 31574), (1690, 15787)]