208085337640

素因数分解:

$2^3\times 5^1\times {\mathrm{5202133441}}^1$

素因数の和:5202133452

約数の個数: 16

約数和(自身を含む): 468192009780

約数和(自身を除く): 260106672140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5202133441, 10404266882, 20808533764, 26010667205, 41617067528, 52021334410, 104042668820, 208085337640]

約数ペア:

[(1, 208085337640), (2, 104042668820), (4, 52021334410), (5, 41617067528), (8, 26010667205), (10, 20808533764), (20, 10404266882), (40, 5202133441)]