80677804

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{2381}}^1$

素因数の和:2625

約数の個数: 24

約数和(自身を含む): 145263888

約数和(自身を除く): 64586084

約数列:

[1, 2, 4, 43, 86, 172, 197, 394, 788, 2381, 4762, 8471, 9524, 16942, 33884, 102383, 204766, 409532, 469057, 938114, 1876228, 20169451, 40338902, 80677804]

約数ペア:

[(1, 80677804), (2, 40338902), (4, 20169451), (43, 1876228), (86, 938114), (172, 469057), (197, 409532), (394, 204766), (788, 102383), (2381, 33884), (4762, 16942), (8471, 9524)]