85254605

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 103822128

約数和(自身を除く): 18567523

約数列:

[1, 5, 101, 401, 421, 505, 2005, 2105, 40501, 42521, 168821, 202505, 212605, 844105, 17050921, 85254605]

約数ペア:

[(1, 85254605), (5, 17050921), (101, 844105), (401, 212605), (421, 202505), (505, 168821), (2005, 42521), (2105, 40501)]