25749260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 56179200

約数和(自身を除く): 30429940

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 379, 395, 430, 758, 790, 860, 1516, 1580, 1895, 3397, 3790, 6794, 7580, 13588, 16297, 16985, 29941, 32594, 33970, 59882, 65188, 67940, 81485, 119764, 149705, 162970, 299410, 325940, 598820, 1287463, 2574926, 5149852, 6437315, 12874630, 25749260]

約数ペア:

[(1, 25749260), (2, 12874630), (4, 6437315), (5, 5149852), (10, 2574926), (20, 1287463), (43, 598820), (79, 325940), (86, 299410), (158, 162970), (172, 149705), (215, 119764), (316, 81485), (379, 67940), (395, 65188), (430, 59882), (758, 33970), (790, 32594), (860, 29941), (1516, 16985), (1580, 16297), (1895, 13588), (3397, 7580), (3790, 6794)]