99960880

素因数分解:

$2^4\times 5^1\times {\mathrm{1249511}}^1$

素因数の和:1249524

約数の個数: 20

約数和(自身を含む): 232409232

約数和(自身を除く): 132448352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1249511, 2499022, 4998044, 6247555, 9996088, 12495110, 19992176, 24990220, 49980440, 99960880]

約数ペア:

[(1, 99960880), (2, 49980440), (4, 24990220), (5, 19992176), (8, 12495110), (10, 9996088), (16, 6247555), (20, 4998044), (40, 2499022), (80, 1249511)]