25204925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 33628800

約数和(自身を除く): 8423875

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 893, 1129, 1175, 4465, 5645, 21451, 22325, 28225, 53063, 107255, 265315, 536275, 1008197, 1326575, 5040985, 25204925]

約数ペア:

[(1, 25204925), (5, 5040985), (19, 1326575), (25, 1008197), (47, 536275), (95, 265315), (235, 107255), (475, 53063), (893, 28225), (1129, 22325), (1175, 21451), (4465, 5645)]