25532210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21101}}^1$

素因数の和:21130

約数の個数: 24

約数和(自身を含む): 50518188

約数和(自身を除く): 24985978

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 21101, 42202, 105505, 211010, 232111, 464222, 1160555, 2321110, 2553221, 5106442, 12766105, 25532210]

約数ペア:

[(1, 25532210), (2, 12766105), (5, 5106442), (10, 2553221), (11, 2321110), (22, 1160555), (55, 464222), (110, 232111), (121, 211010), (242, 105505), (605, 42202), (1210, 21101)]