1680851005

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1\times {\mathrm{6577}}^1$

素因数の和:7308

約数の個数: 16

約数和(自身を含む): 2046021120

約数和(自身を除く): 365170115

約数列:

[1, 5, 79, 395, 647, 3235, 6577, 32885, 51113, 255565, 519583, 2597915, 4255319, 21276595, 336170201, 1680851005]

約数ペア:

[(1, 1680851005), (5, 336170201), (79, 21276595), (395, 4255319), (647, 2597915), (3235, 519583), (6577, 255565), (32885, 51113)]