208519183475

素因数分解:

$5^2\times {\mathrm{1451}}^1\times {\mathrm{1571}}^1\times {\mathrm{3659}}^1$

素因数の和:6691

約数の個数: 24

約数和(自身を含む): 258977442240

約数和(自身を除く): 50458258765

約数列:

[1, 5, 25, 1451, 1571, 3659, 7255, 7855, 18295, 36275, 39275, 91475, 2279521, 5309209, 5748289, 11397605, 26546045, 28741445, 56988025, 132730225, 143707225, 8340767339, 41703836695, 208519183475]

約数ペア:

[(1, 208519183475), (5, 41703836695), (25, 8340767339), (1451, 143707225), (1571, 132730225), (3659, 56988025), (7255, 28741445), (7855, 26546045), (18295, 11397605), (36275, 5748289), (39275, 5309209), (91475, 2279521)]