80508975

素因数分解:

$3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{5449}}^1$

素因数の和:5659

約数の個数: 24

約数和(自身を含む): 133808400

約数和(自身を除く): 53299425

約数列:

[1, 3, 5, 15, 25, 75, 197, 591, 985, 2955, 4925, 5449, 14775, 16347, 27245, 81735, 136225, 408675, 1073453, 3220359, 5367265, 16101795, 26836325, 80508975]

約数ペア:

[(1, 80508975), (3, 26836325), (5, 16101795), (15, 5367265), (25, 3220359), (75, 1073453), (197, 408675), (591, 136225), (985, 81735), (2955, 27245), (4925, 16347), (5449, 14775)]