25729456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 52496640

約数和(自身を除く): 26767184

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 139, 184, 278, 368, 503, 556, 1006, 1112, 2012, 2224, 3197, 4024, 6394, 8048, 11569, 12788, 23138, 25576, 46276, 51152, 69917, 92552, 139834, 185104, 279668, 559336, 1118672, 1608091, 3216182, 6432364, 12864728, 25729456]

約数ペア:

[(1, 25729456), (2, 12864728), (4, 6432364), (8, 3216182), (16, 1608091), (23, 1118672), (46, 559336), (92, 279668), (139, 185104), (184, 139834), (278, 92552), (368, 69917), (503, 51152), (556, 46276), (1006, 25576), (1112, 23138), (2012, 12788), (2224, 11569), (3197, 8048), (4024, 6394)]