77184560

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4999}}^1$

素因数の和:5205

約数の個数: 40

約数和(自身を含む): 180420000

約数和(自身を除く): 103235440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 4999, 7720, 9998, 15440, 19996, 24995, 39992, 49990, 79984, 99980, 199960, 399920, 964807, 1929614, 3859228, 4824035, 7718456, 9648070, 15436912, 19296140, 38592280, 77184560]

約数ペア:

[(1, 77184560), (2, 38592280), (4, 19296140), (5, 15436912), (8, 9648070), (10, 7718456), (16, 4824035), (20, 3859228), (40, 1929614), (80, 964807), (193, 399920), (386, 199960), (772, 99980), (965, 79984), (1544, 49990), (1930, 39992), (3088, 24995), (3860, 19996), (4999, 15440), (7720, 9998)]