64693600

素因数分解:

$2^5\times 5^2\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:632

約数の個数: 72

約数和(自身を含む): 159130440

約数和(自身を除く): 94436840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 193, 200, 386, 400, 419, 772, 800, 838, 965, 1544, 1676, 1930, 2095, 3088, 3352, 3860, 4190, 4825, 6176, 6704, 7720, 8380, 9650, 10475, 13408, 15440, 16760, 19300, 20950, 30880, 33520, 38600, 41900, 67040, 77200, 80867, 83800, 154400, 161734, 167600, 323468, 335200, 404335, 646936, 808670, 1293872, 1617340, 2021675, 2587744, 3234680, 4043350, 6469360, 8086700, 12938720, 16173400, 32346800, 64693600]

約数ペア:

[(1, 64693600), (2, 32346800), (4, 16173400), (5, 12938720), (8, 8086700), (10, 6469360), (16, 4043350), (20, 3234680), (25, 2587744), (32, 2021675), (40, 1617340), (50, 1293872), (80, 808670), (100, 646936), (160, 404335), (193, 335200), (200, 323468), (386, 167600), (400, 161734), (419, 154400), (772, 83800), (800, 80867), (838, 77200), (965, 67040), (1544, 41900), (1676, 38600), (1930, 33520), (2095, 30880), (3088, 20950), (3352, 19300), (3860, 16760), (4190, 15440), (4825, 13408), (6176, 10475), (6704, 9650), (7720, 8380)]