396808000

素因数分解:

$2^6\times 5^3\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:477

約数の個数: 112

約数和(自身を含む): 991630224

約数和(自身を除く): 594822224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 193, 200, 250, 257, 320, 386, 400, 500, 514, 772, 800, 965, 1000, 1028, 1285, 1544, 1600, 1930, 2000, 2056, 2570, 3088, 3860, 4000, 4112, 4825, 5140, 6176, 6425, 7720, 8000, 8224, 9650, 10280, 12352, 12850, 15440, 16448, 19300, 20560, 24125, 25700, 30880, 32125, 38600, 41120, 48250, 49601, 51400, 61760, 64250, 77200, 82240, 96500, 99202, 102800, 128500, 154400, 193000, 198404, 205600, 248005, 257000, 308800, 386000, 396808, 411200, 496010, 514000, 772000, 793616, 992020, 1028000, 1240025, 1544000, 1587232, 1984040, 2056000, 2480050, 3174464, 3968080, 4960100, 6200125, 7936160, 9920200, 12400250, 15872320, 19840400, 24800500, 39680800, 49601000, 79361600, 99202000, 198404000, 396808000]

約数ペア:

[(1, 396808000), (2, 198404000), (4, 99202000), (5, 79361600), (8, 49601000), (10, 39680800), (16, 24800500), (20, 19840400), (25, 15872320), (32, 12400250), (40, 9920200), (50, 7936160), (64, 6200125), (80, 4960100), (100, 3968080), (125, 3174464), (160, 2480050), (193, 2056000), (200, 1984040), (250, 1587232), (257, 1544000), (320, 1240025), (386, 1028000), (400, 992020), (500, 793616), (514, 772000), (772, 514000), (800, 496010), (965, 411200), (1000, 396808), (1028, 386000), (1285, 308800), (1544, 257000), (1600, 248005), (1930, 205600), (2000, 198404), (2056, 193000), (2570, 154400), (3088, 128500), (3860, 102800), (4000, 99202), (4112, 96500), (4825, 82240), (5140, 77200), (6176, 64250), (6425, 61760), (7720, 51400), (8000, 49601), (8224, 48250), (9650, 41120), (10280, 38600), (12352, 32125), (12850, 30880), (15440, 25700), (16448, 24125), (19300, 20560)]