25518280

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1051}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 57565440

約数和(自身を除く): 32047160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1051, 1214, 2102, 2428, 3035, 4204, 4856, 5255, 6070, 8408, 10510, 12140, 21020, 24280, 42040, 637957, 1275914, 2551828, 3189785, 5103656, 6379570, 12759140, 25518280]

約数ペア:

[(1, 25518280), (2, 12759140), (4, 6379570), (5, 5103656), (8, 3189785), (10, 2551828), (20, 1275914), (40, 637957), (607, 42040), (1051, 24280), (1214, 21020), (2102, 12140), (2428, 10510), (3035, 8408), (4204, 6070), (4856, 5255)]