25289095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20477}}^1$

素因数の和:20514

約数の個数: 16

約数和(自身を含む): 34403040

約数和(自身を除く): 9113945

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 20477, 102385, 266201, 389063, 1331005, 1945315, 5057819, 25289095]

約数ペア:

[(1, 25289095), (5, 5057819), (13, 1945315), (19, 1331005), (65, 389063), (95, 266201), (247, 102385), (1235, 20477)]