201620187155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1300775401}}^1$

素因数の和:1300775437

約数の個数: 8

約数和(自身を含む): 249748877184

約数和(自身を除く): 48128690029

約数列:

[1, 5, 31, 155, 1300775401, 6503877005, 40324037431, 201620187155]

約数ペア:

[(1, 201620187155), (5, 40324037431), (31, 6503877005), (155, 1300775401)]