25281508

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 54238464

約数和(自身を除く): 28956956

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 74, 92, 148, 161, 259, 322, 518, 644, 851, 1036, 1061, 1702, 2122, 3404, 4244, 5957, 7427, 11914, 14854, 23828, 24403, 29708, 39257, 48806, 78514, 97612, 157028, 170821, 274799, 341642, 549598, 683284, 902911, 1099196, 1805822, 3611644, 6320377, 12640754, 25281508]

約数ペア:

[(1, 25281508), (2, 12640754), (4, 6320377), (7, 3611644), (14, 1805822), (23, 1099196), (28, 902911), (37, 683284), (46, 549598), (74, 341642), (92, 274799), (148, 170821), (161, 157028), (259, 97612), (322, 78514), (518, 48806), (644, 39257), (851, 29708), (1036, 24403), (1061, 23828), (1702, 14854), (2122, 11914), (3404, 7427), (4244, 5957)]