51029200

素因数分解:

$2^4\times 5^2\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:872

約数の個数: 60

約数和(自身を含む): 123419308

約数和(自身を除く): 72390108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 193, 200, 386, 400, 661, 772, 965, 1322, 1544, 1930, 2644, 3088, 3305, 3860, 4825, 5288, 6610, 7720, 9650, 10576, 13220, 15440, 16525, 19300, 26440, 33050, 38600, 52880, 66100, 77200, 127573, 132200, 255146, 264400, 510292, 637865, 1020584, 1275730, 2041168, 2551460, 3189325, 5102920, 6378650, 10205840, 12757300, 25514600, 51029200]

約数ペア:

[(1, 51029200), (2, 25514600), (4, 12757300), (5, 10205840), (8, 6378650), (10, 5102920), (16, 3189325), (20, 2551460), (25, 2041168), (40, 1275730), (50, 1020584), (80, 637865), (100, 510292), (193, 264400), (200, 255146), (386, 132200), (400, 127573), (661, 77200), (772, 66100), (965, 52880), (1322, 38600), (1544, 33050), (1930, 26440), (2644, 19300), (3088, 16525), (3305, 15440), (3860, 13220), (4825, 10576), (5288, 9650), (6610, 7720)]