205747765

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1\times {\mathrm{2351}}^1$

素因数の和:3140

約数の個数: 16

約数和(自身を含む): 258080256

約数和(自身を除く): 52332491

約数列:

[1, 5, 23, 115, 761, 2351, 3805, 11755, 17503, 54073, 87515, 270365, 1789111, 8945555, 41149553, 205747765]

約数ペア:

[(1, 205747765), (5, 41149553), (23, 8945555), (115, 1789111), (761, 270365), (2351, 87515), (3805, 54073), (11755, 17503)]