25429700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2333}}^1$

素因数の和:2456

約数の個数: 36

約数和(自身を含む): 55712580

約数和(自身を除く): 30282880

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2333, 2725, 4666, 5450, 9332, 10900, 11665, 23330, 46660, 58325, 116650, 233300, 254297, 508594, 1017188, 1271485, 2542970, 5085940, 6357425, 12714850, 25429700]

約数ペア:

[(1, 25429700), (2, 12714850), (4, 6357425), (5, 5085940), (10, 2542970), (20, 1271485), (25, 1017188), (50, 508594), (100, 254297), (109, 233300), (218, 116650), (436, 58325), (545, 46660), (1090, 23330), (2180, 11665), (2333, 10900), (2725, 9332), (4666, 5450)]