80805404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{5039}}^1$

素因数の和:5273

約数の個数: 24

約数和(自身を含む): 149587200

約数和(自身を除く): 68781796

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 4009, 5039, 8018, 10078, 16036, 20156, 95741, 191482, 382964, 1063229, 2126458, 4252916, 20201351, 40402702, 80805404]

約数ペア:

[(1, 80805404), (2, 40402702), (4, 20201351), (19, 4252916), (38, 2126458), (76, 1063229), (211, 382964), (422, 191482), (844, 95741), (4009, 20156), (5039, 16036), (8018, 10078)]