75067775

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 95232000

約数和(自身を除く): 20164225

約数列:

[1, 5, 25, 79, 191, 199, 395, 955, 995, 1975, 4775, 4975, 15089, 15721, 38009, 75445, 78605, 190045, 377225, 393025, 950225, 3002711, 15013555, 75067775]

約数ペア:

[(1, 75067775), (5, 15013555), (25, 3002711), (79, 950225), (191, 393025), (199, 377225), (395, 190045), (955, 78605), (995, 75445), (1975, 38009), (4775, 15721), (4975, 15089)]