67379375

素因数分解:

$5^4\times 7^1\times {\mathrm{15401}}^1$

素因数の和:15428

約数の個数: 20

約数和(自身を含む): 96231696

約数和(自身を除く): 28852321

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 15401, 77005, 107807, 385025, 539035, 1925125, 2695175, 9625625, 13475875, 67379375]

約数ペア:

[(1, 67379375), (5, 13475875), (7, 9625625), (25, 2695175), (35, 1925125), (125, 539035), (175, 385025), (625, 107807), (875, 77005), (4375, 15401)]