25580042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{8521}}^1$

素因数の和:8621

約数の個数: 16

約数和(自身を含む): 40905600

約数和(自身を除く): 15325558

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 8521, 17042, 161899, 323798, 673159, 1346318, 12790021, 25580042]

約数ペア:

[(1, 25580042), (2, 12790021), (19, 1346318), (38, 673159), (79, 323798), (158, 161899), (1501, 17042), (3002, 8521)]