30725600

素因数分解:

$2^5\times 5^2\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:412

約数の個数: 72

約数和(自身を含む): 75776400

約数和(自身を除く): 45050800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 193, 199, 200, 386, 398, 400, 772, 796, 800, 965, 995, 1544, 1592, 1930, 1990, 3088, 3184, 3860, 3980, 4825, 4975, 6176, 6368, 7720, 7960, 9650, 9950, 15440, 15920, 19300, 19900, 30880, 31840, 38407, 38600, 39800, 76814, 77200, 79600, 153628, 154400, 159200, 192035, 307256, 384070, 614512, 768140, 960175, 1229024, 1536280, 1920350, 3072560, 3840700, 6145120, 7681400, 15362800, 30725600]

約数ペア:

[(1, 30725600), (2, 15362800), (4, 7681400), (5, 6145120), (8, 3840700), (10, 3072560), (16, 1920350), (20, 1536280), (25, 1229024), (32, 960175), (40, 768140), (50, 614512), (80, 384070), (100, 307256), (160, 192035), (193, 159200), (199, 154400), (200, 153628), (386, 79600), (398, 77200), (400, 76814), (772, 39800), (796, 38600), (800, 38407), (965, 31840), (995, 30880), (1544, 19900), (1592, 19300), (1930, 15920), (1990, 15440), (3088, 9950), (3184, 9650), (3860, 7960), (3980, 7720), (4825, 6368), (4975, 6176)]