205125070

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{41777}}^1$

素因数の和:42275

約数の個数: 16

約数和(自身を含む): 369985968

約数和(自身を除く): 164860898

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 41777, 83554, 208885, 417770, 20512507, 41025014, 102562535, 205125070]

約数ペア:

[(1, 205125070), (2, 102562535), (5, 41025014), (10, 20512507), (491, 417770), (982, 208885), (2455, 83554), (4910, 41777)]