78028145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 102456576

約数和(自身を除く): 24428431

約数列:

[1, 5, 13, 65, 107, 169, 535, 845, 863, 1391, 4315, 6955, 11219, 18083, 56095, 90415, 92341, 145847, 461705, 729235, 1200433, 6002165, 15605629, 78028145]

約数ペア:

[(1, 78028145), (5, 15605629), (13, 6002165), (65, 1200433), (107, 729235), (169, 461705), (535, 145847), (845, 92341), (863, 90415), (1391, 56095), (4315, 18083), (6955, 11219)]