65347780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{48767}}^1$

素因数の和:48843

約数の個数: 24

約数和(自身を含む): 139281408

約数和(自身を除く): 73933628

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 48767, 97534, 195068, 243835, 487670, 975340, 3267389, 6534778, 13069556, 16336945, 32673890, 65347780]

約数ペア:

[(1, 65347780), (2, 32673890), (4, 16336945), (5, 13069556), (10, 6534778), (20, 3267389), (67, 975340), (134, 487670), (268, 243835), (335, 195068), (670, 97534), (1340, 48767)]