80320809

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 35800791

約数列:

[1, 3, 19, 57, 71, 89, 213, 223, 267, 669, 1349, 1691, 4047, 4237, 5073, 6319, 12711, 15833, 18957, 19847, 47499, 59541, 120061, 300827, 360183, 377093, 902481, 1131279, 1409137, 4227411, 26773603, 80320809]

約数ペア:

[(1, 80320809), (3, 26773603), (19, 4227411), (57, 1409137), (71, 1131279), (89, 902481), (213, 377093), (223, 360183), (267, 300827), (669, 120061), (1349, 59541), (1691, 47499), (4047, 19847), (4237, 18957), (5073, 15833), (6319, 12711)]