80472218

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:494

約数の個数: 24

約数和(自身を含む): 126011700

約数和(自身を除く): 45539482

約数列:

[1, 2, 31, 62, 149, 281, 298, 562, 961, 1922, 4619, 8711, 9238, 17422, 41869, 83738, 143189, 270041, 286378, 540082, 1297939, 2595878, 40236109, 80472218]

約数ペア:

[(1, 80472218), (2, 40236109), (31, 2595878), (62, 1297939), (149, 540082), (281, 286378), (298, 270041), (562, 143189), (961, 83738), (1922, 41869), (4619, 17422), (8711, 9238)]