8472425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 11457600

約数和(自身を除く): 2985175

約数列:

[1, 5, 13, 25, 65, 131, 199, 325, 655, 995, 1703, 2587, 3275, 4975, 8515, 12935, 26069, 42575, 64675, 130345, 338897, 651725, 1694485, 8472425]

約数ペア:

[(1, 8472425), (5, 1694485), (13, 651725), (25, 338897), (65, 130345), (131, 64675), (199, 42575), (325, 26069), (655, 12935), (995, 8515), (1703, 4975), (2587, 3275)]