68470625

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1634

約数の個数: 20

約数和(自身を含む): 86822208

約数和(自身を除く): 18351583

約数列:

[1, 5, 25, 71, 125, 355, 625, 1543, 1775, 7715, 8875, 38575, 44375, 109553, 192875, 547765, 964375, 2738825, 13694125, 68470625]

約数ペア:

[(1, 68470625), (5, 13694125), (25, 2738825), (71, 964375), (125, 547765), (355, 192875), (625, 109553), (1543, 44375), (1775, 38575), (7715, 8875)]