208031525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1783}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 278732160

約数和(自身を除く): 70700635

約数列:

[1, 5, 13, 25, 65, 325, 359, 1783, 1795, 4667, 8915, 8975, 23179, 23335, 44575, 115895, 116675, 579475, 640097, 3200485, 8321261, 16002425, 41606305, 208031525]

約数ペア:

[(1, 208031525), (5, 41606305), (13, 16002425), (25, 8321261), (65, 3200485), (325, 640097), (359, 579475), (1783, 116675), (1795, 115895), (4667, 44575), (8915, 23335), (8975, 23179)]