65275625

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1562

約数の個数: 20

約数和(自身を含む): 82773504

約数和(自身を除く): 17497879

約数列:

[1, 5, 25, 71, 125, 355, 625, 1471, 1775, 7355, 8875, 36775, 44375, 104441, 183875, 522205, 919375, 2611025, 13055125, 65275625]

約数ペア:

[(1, 65275625), (5, 13055125), (25, 2611025), (71, 919375), (125, 522205), (355, 183875), (625, 104441), (1471, 44375), (1775, 36775), (7355, 8875)]