201399995

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{4987}}^1$

素因数の和:5230

約数の個数: 16

約数和(自身を含む): 248881248

約数和(自身を除く): 47481253

約数列:

[1, 5, 41, 197, 205, 985, 4987, 8077, 24935, 40385, 204467, 982439, 1022335, 4912195, 40279999, 201399995]

約数ペア:

[(1, 201399995), (5, 40279999), (41, 4912195), (197, 1022335), (205, 982439), (985, 204467), (4987, 40385), (8077, 24935)]