25105612

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 54190080

約数和(自身を除く): 29084468

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1151, 1558, 2302, 3116, 4604, 5453, 8057, 10906, 16114, 21812, 21869, 32228, 43738, 47191, 87476, 94382, 153083, 188764, 306166, 330337, 612332, 660674, 896629, 1321348, 1793258, 3586516, 6276403, 12552806, 25105612]

約数ペア:

[(1, 25105612), (2, 12552806), (4, 6276403), (7, 3586516), (14, 1793258), (19, 1321348), (28, 896629), (38, 660674), (41, 612332), (76, 330337), (82, 306166), (133, 188764), (164, 153083), (266, 94382), (287, 87476), (532, 47191), (574, 43738), (779, 32228), (1148, 21869), (1151, 21812), (1558, 16114), (2302, 10906), (3116, 8057), (4604, 5453)]