55138384

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^2$

素因数の和:272

約数の個数: 60

約数和(自身を含む): 126109984

約数和(自身を除く): 70971600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 107, 112, 172, 214, 301, 344, 428, 602, 688, 749, 856, 1204, 1498, 1712, 2408, 2996, 4601, 4816, 5992, 9202, 11449, 11984, 18404, 22898, 32207, 36808, 45796, 64414, 73616, 80143, 91592, 128828, 160286, 183184, 257656, 320572, 492307, 515312, 641144, 984614, 1282288, 1969228, 3446149, 3938456, 6892298, 7876912, 13784596, 27569192, 55138384]

約数ペア:

[(1, 55138384), (2, 27569192), (4, 13784596), (7, 7876912), (8, 6892298), (14, 3938456), (16, 3446149), (28, 1969228), (43, 1282288), (56, 984614), (86, 641144), (107, 515312), (112, 492307), (172, 320572), (214, 257656), (301, 183184), (344, 160286), (428, 128828), (602, 91592), (688, 80143), (749, 73616), (856, 64414), (1204, 45796), (1498, 36808), (1712, 32207), (2408, 22898), (2996, 18404), (4601, 11984), (4816, 11449), (5992, 9202)]