25265540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9221}}^1$

素因数の和:9367

約数の個数: 24

約数和(自身を含む): 53450712

約数和(自身を除く): 28185172

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 9221, 18442, 36884, 46105, 92210, 184420, 1263277, 2526554, 5053108, 6316385, 12632770, 25265540]

約数ペア:

[(1, 25265540), (2, 12632770), (4, 6316385), (5, 5053108), (10, 2526554), (20, 1263277), (137, 184420), (274, 92210), (548, 46105), (685, 36884), (1370, 18442), (2740, 9221)]