25215728

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{68521}}^1$

素因数の和:68552

約数の個数: 20

約数和(自身を含む): 50980368

約数和(自身を除く): 25764640

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 68521, 137042, 274084, 548168, 1096336, 1575983, 3151966, 6303932, 12607864, 25215728]

約数ペア:

[(1, 25215728), (2, 12607864), (4, 6303932), (8, 3151966), (16, 1575983), (23, 1096336), (46, 548168), (92, 274084), (184, 137042), (368, 68521)]