256326040

素因数分解:

$2^3\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{4241}}^1$

素因数の和:5763

約数の個数: 32

約数和(自身を含む): 577251360

約数和(自身を除く): 320925320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1511, 3022, 4241, 6044, 7555, 8482, 12088, 15110, 16964, 21205, 30220, 33928, 42410, 60440, 84820, 169640, 6408151, 12816302, 25632604, 32040755, 51265208, 64081510, 128163020, 256326040]

約数ペア:

[(1, 256326040), (2, 128163020), (4, 64081510), (5, 51265208), (8, 32040755), (10, 25632604), (20, 12816302), (40, 6408151), (1511, 169640), (3022, 84820), (4241, 60440), (6044, 42410), (7555, 33928), (8482, 30220), (12088, 21205), (15110, 16964)]