66160400

素因数分解:

$2^4\times 5^2\times {\mathrm{193}}^1\times {\mathrm{857}}^1$

素因数の和:1068

約数の個数: 60

約数和(自身を含む): 159960372

約数和(自身を除く): 93799972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 193, 200, 386, 400, 772, 857, 965, 1544, 1714, 1930, 3088, 3428, 3860, 4285, 4825, 6856, 7720, 8570, 9650, 13712, 15440, 17140, 19300, 21425, 34280, 38600, 42850, 68560, 77200, 85700, 165401, 171400, 330802, 342800, 661604, 827005, 1323208, 1654010, 2646416, 3308020, 4135025, 6616040, 8270050, 13232080, 16540100, 33080200, 66160400]

約数ペア:

[(1, 66160400), (2, 33080200), (4, 16540100), (5, 13232080), (8, 8270050), (10, 6616040), (16, 4135025), (20, 3308020), (25, 2646416), (40, 1654010), (50, 1323208), (80, 827005), (100, 661604), (193, 342800), (200, 330802), (386, 171400), (400, 165401), (772, 85700), (857, 77200), (965, 68560), (1544, 42850), (1714, 38600), (1930, 34280), (3088, 21425), (3428, 19300), (3860, 17140), (4285, 15440), (4825, 13712), (6856, 9650), (7720, 8570)]