67885168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{839}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 142178400

約数和(自身を除く): 74293232

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 778, 839, 1556, 1678, 3112, 3356, 5057, 6224, 6712, 10114, 10907, 13424, 20228, 21814, 40456, 43628, 80912, 87256, 174512, 326371, 652742, 1305484, 2610968, 4242823, 5221936, 8485646, 16971292, 33942584, 67885168]

約数ペア:

[(1, 67885168), (2, 33942584), (4, 16971292), (8, 8485646), (13, 5221936), (16, 4242823), (26, 2610968), (52, 1305484), (104, 652742), (208, 326371), (389, 174512), (778, 87256), (839, 80912), (1556, 43628), (1678, 40456), (3112, 21814), (3356, 20228), (5057, 13424), (6224, 10907), (6712, 10114)]