25148464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3323}}^1$

素因数の和:3385

約数の個数: 40

約数和(自身を含む): 54407232

約数和(自身を除く): 29258768

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3323, 3784, 6646, 7568, 13292, 26584, 36553, 53168, 73106, 142889, 146212, 285778, 292424, 571556, 584848, 1143112, 1571779, 2286224, 3143558, 6287116, 12574232, 25148464]

約数ペア:

[(1, 25148464), (2, 12574232), (4, 6287116), (8, 3143558), (11, 2286224), (16, 1571779), (22, 1143112), (43, 584848), (44, 571556), (86, 292424), (88, 285778), (172, 146212), (176, 142889), (344, 73106), (473, 53168), (688, 36553), (946, 26584), (1892, 13292), (3323, 7568), (3784, 6646)]