51492440

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6101}}^1$

素因数の和:6323

約数の個数: 32

約数和(自身を含む): 116426160

約数和(自身を除く): 64933720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 6101, 8440, 12202, 24404, 30505, 48808, 61010, 122020, 244040, 1287311, 2574622, 5149244, 6436555, 10298488, 12873110, 25746220, 51492440]

約数ペア:

[(1, 51492440), (2, 25746220), (4, 12873110), (5, 10298488), (8, 6436555), (10, 5149244), (20, 2574622), (40, 1287311), (211, 244040), (422, 122020), (844, 61010), (1055, 48808), (1688, 30505), (2110, 24404), (4220, 12202), (6101, 8440)]