99169520

素因数分解:

$2^4\times 5^1\times {\mathrm{1239619}}^1$

素因数の和:1239632

約数の個数: 20

約数和(自身を含む): 230569320

約数和(自身を除く): 131399800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1239619, 2479238, 4958476, 6198095, 9916952, 12396190, 19833904, 24792380, 49584760, 99169520]

約数ペア:

[(1, 99169520), (2, 49584760), (4, 24792380), (5, 19833904), (8, 12396190), (10, 9916952), (16, 6198095), (20, 4958476), (40, 2479238), (80, 1239619)]