208954810

素因数分解:

$2^1\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{8009}}^1$

素因数の和:10625

約数の個数: 16

約数和(自身を含む): 376309800

約数和(自身を除く): 167354990

約数列:

[1, 2, 5, 10, 2609, 5218, 8009, 13045, 16018, 26090, 40045, 80090, 20895481, 41790962, 104477405, 208954810]

約数ペア:

[(1, 208954810), (2, 104477405), (5, 41790962), (10, 20895481), (2609, 80090), (5218, 40045), (8009, 26090), (13045, 16018)]