31744640

素因数分解:

$2^7\times 5^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 76579560

約数和(自身を除く): 44834920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 257, 320, 386, 514, 640, 772, 965, 1028, 1285, 1544, 1930, 2056, 2570, 3088, 3860, 4112, 5140, 6176, 7720, 8224, 10280, 12352, 15440, 16448, 20560, 24704, 30880, 32896, 41120, 49601, 61760, 82240, 99202, 123520, 164480, 198404, 248005, 396808, 496010, 793616, 992020, 1587232, 1984040, 3174464, 3968080, 6348928, 7936160, 15872320, 31744640]

約数ペア:

[(1, 31744640), (2, 15872320), (4, 7936160), (5, 6348928), (8, 3968080), (10, 3174464), (16, 1984040), (20, 1587232), (32, 992020), (40, 793616), (64, 496010), (80, 396808), (128, 248005), (160, 198404), (193, 164480), (257, 123520), (320, 99202), (386, 82240), (514, 61760), (640, 49601), (772, 41120), (965, 32896), (1028, 30880), (1285, 24704), (1544, 20560), (1930, 16448), (2056, 15440), (2570, 12352), (3088, 10280), (3860, 8224), (4112, 7720), (5140, 6176)]