25968580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2879}}^1$

素因数の和:2940

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 34995260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 2879, 4510, 5758, 9020, 11516, 14395, 28790, 31669, 57580, 63338, 118039, 126676, 158345, 236078, 316690, 472156, 590195, 633380, 1180390, 1298429, 2360780, 2596858, 5193716, 6492145, 12984290, 25968580]

約数ペア:

[(1, 25968580), (2, 12984290), (4, 6492145), (5, 5193716), (10, 2596858), (11, 2360780), (20, 1298429), (22, 1180390), (41, 633380), (44, 590195), (55, 472156), (82, 316690), (110, 236078), (164, 158345), (205, 126676), (220, 118039), (410, 63338), (451, 57580), (820, 31669), (902, 28790), (1804, 14395), (2255, 11516), (2879, 9020), (4510, 5758)]