80419788

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{28277}}^1$

素因数の和:28366

約数の個数: 36

約数和(自身を含む): 205863840

約数和(自身を除く): 125444052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 28277, 56554, 84831, 113108, 169662, 254493, 339324, 508986, 1017972, 2233883, 4467766, 6701649, 8935532, 13403298, 20104947, 26806596, 40209894, 80419788]

約数ペア:

[(1, 80419788), (2, 40209894), (3, 26806596), (4, 20104947), (6, 13403298), (9, 8935532), (12, 6701649), (18, 4467766), (36, 2233883), (79, 1017972), (158, 508986), (237, 339324), (316, 254493), (474, 169662), (711, 113108), (948, 84831), (1422, 56554), (2844, 28277)]