85320625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{10501}}^1$

素因数の和:10534

約数の個数: 20

約数和(自身を含む): 114828868

約数和(自身を除く): 29508243

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 10501, 52505, 136513, 262525, 682565, 1312625, 3412825, 6563125, 17064125, 85320625]

約数ペア:

[(1, 85320625), (5, 17064125), (13, 6563125), (25, 3412825), (65, 1312625), (125, 682565), (325, 262525), (625, 136513), (1625, 52505), (8125, 10501)]