68560625

素因数分解:

$5^4\times 7^1\times {\mathrm{15671}}^1$

素因数の和:15698

約数の個数: 20

約数和(自身を含む): 97918656

約数和(自身を除く): 29358031

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 15671, 78355, 109697, 391775, 548485, 1958875, 2742425, 9794375, 13712125, 68560625]

約数ペア:

[(1, 68560625), (5, 13712125), (7, 9794375), (25, 2742425), (35, 1958875), (125, 548485), (175, 391775), (625, 109697), (875, 78355), (4375, 15671)]