55999888

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:300

約数の個数: 60

約数和(自身を含む): 129015552

約数和(自身を除く): 73015664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 127, 217, 248, 254, 434, 496, 508, 868, 889, 1016, 1736, 1778, 2032, 3472, 3556, 3937, 7112, 7874, 14224, 15748, 16129, 27559, 31496, 32258, 55118, 62992, 64516, 110236, 112903, 129032, 220472, 225806, 258064, 440944, 451612, 499999, 903224, 999998, 1806448, 1999996, 3499993, 3999992, 6999986, 7999984, 13999972, 27999944, 55999888]

約数ペア:

[(1, 55999888), (2, 27999944), (4, 13999972), (7, 7999984), (8, 6999986), (14, 3999992), (16, 3499993), (28, 1999996), (31, 1806448), (56, 999998), (62, 903224), (112, 499999), (124, 451612), (127, 440944), (217, 258064), (248, 225806), (254, 220472), (434, 129032), (496, 112903), (508, 110236), (868, 64516), (889, 62992), (1016, 55118), (1736, 32258), (1778, 31496), (2032, 27559), (3472, 16129), (3556, 15748), (3937, 14224), (7112, 7874)]