55998880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{49999}}^1$

素因数の和:50021

約数の個数: 48

約数和(自身を含む): 151200000

約数和(自身を除く): 95201120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 49999, 99998, 199996, 249995, 349993, 399992, 499990, 699986, 799984, 999980, 1399972, 1599968, 1749965, 1999960, 2799944, 3499930, 3999920, 5599888, 6999860, 7999840, 11199776, 13999720, 27999440, 55998880]

約数ペア:

[(1, 55998880), (2, 27999440), (4, 13999720), (5, 11199776), (7, 7999840), (8, 6999860), (10, 5599888), (14, 3999920), (16, 3499930), (20, 2799944), (28, 1999960), (32, 1749965), (35, 1599968), (40, 1399972), (56, 999980), (70, 799984), (80, 699986), (112, 499990), (140, 399992), (160, 349993), (224, 249995), (280, 199996), (560, 99998), (1120, 49999)]