80660556

素因数分解:

$2^2\times 3^3\times {\mathrm{293}}^1\times {\mathrm{2549}}^1$

素因数の和:2855

約数の個数: 48

約数和(自身を含む): 209916000

約数和(自身を除く): 129255444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 293, 586, 879, 1172, 1758, 2549, 2637, 3516, 5098, 5274, 7647, 7911, 10196, 10548, 15294, 15822, 22941, 30588, 31644, 45882, 68823, 91764, 137646, 275292, 746857, 1493714, 2240571, 2987428, 4481142, 6721713, 8962284, 13443426, 20165139, 26886852, 40330278, 80660556]

約数ペア:

[(1, 80660556), (2, 40330278), (3, 26886852), (4, 20165139), (6, 13443426), (9, 8962284), (12, 6721713), (18, 4481142), (27, 2987428), (36, 2240571), (54, 1493714), (108, 746857), (293, 275292), (586, 137646), (879, 91764), (1172, 68823), (1758, 45882), (2549, 31644), (2637, 30588), (3516, 22941), (5098, 15822), (5274, 15294), (7647, 10548), (7911, 10196)]