266776415

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1762

約数の個数: 16

約数和(自身を含む): 323611200

約数和(自身を除く): 56834785

約数列:

[1, 5, 197, 199, 985, 995, 1361, 6805, 39203, 196015, 268117, 270839, 1340585, 1354195, 53355283, 266776415]

約数ペア:

[(1, 266776415), (5, 53355283), (197, 1354195), (199, 1340585), (985, 270839), (995, 268117), (1361, 196015), (6805, 39203)]