201820775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6029}}^1$

素因数の和:6155

約数の個数: 24

約数和(自身を含む): 272170080

約数和(自身を除く): 70349305

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 1339, 2575, 6029, 6695, 30145, 33475, 78377, 150725, 391885, 620987, 1959425, 3104935, 8072831, 15524675, 40364155, 201820775]

約数ペア:

[(1, 201820775), (5, 40364155), (13, 15524675), (25, 8072831), (65, 3104935), (103, 1959425), (325, 620987), (515, 391885), (1339, 150725), (2575, 78377), (6029, 33475), (6695, 30145)]