59999920

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1693}}^1$

素因数の和:2149

約数の個数: 40

約数和(自身を含む): 139897296

約数和(自身を除く): 79897376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1693, 1772, 2215, 3386, 3544, 4430, 6772, 7088, 8465, 8860, 13544, 16930, 17720, 27088, 33860, 35440, 67720, 135440, 749999, 1499998, 2999996, 3749995, 5999992, 7499990, 11999984, 14999980, 29999960, 59999920]

約数ペア:

[(1, 59999920), (2, 29999960), (4, 14999980), (5, 11999984), (8, 7499990), (10, 5999992), (16, 3749995), (20, 2999996), (40, 1499998), (80, 749999), (443, 135440), (886, 67720), (1693, 35440), (1772, 33860), (2215, 27088), (3386, 17720), (3544, 16930), (4430, 13544), (6772, 8860), (7088, 8465)]