25194992

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 50517600

約数和(自身を除く): 25322608

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 193, 199, 328, 386, 398, 656, 772, 796, 1544, 1592, 3088, 3184, 7913, 8159, 15826, 16318, 31652, 32636, 38407, 63304, 65272, 76814, 126608, 130544, 153628, 307256, 614512, 1574687, 3149374, 6298748, 12597496, 25194992]

約数ペア:

[(1, 25194992), (2, 12597496), (4, 6298748), (8, 3149374), (16, 1574687), (41, 614512), (82, 307256), (164, 153628), (193, 130544), (199, 126608), (328, 76814), (386, 65272), (398, 63304), (656, 38407), (772, 32636), (796, 31652), (1544, 16318), (1592, 15826), (3088, 8159), (3184, 7913)]