85868180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{42509}}^1$

素因数の和:42619

約数の個数: 24

約数和(自身を含む): 182112840

約数和(自身を除く): 96244660

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 42509, 85018, 170036, 212545, 425090, 850180, 4293409, 8586818, 17173636, 21467045, 42934090, 85868180]

約数ペア:

[(1, 85868180), (2, 42934090), (4, 21467045), (5, 17173636), (10, 8586818), (20, 4293409), (101, 850180), (202, 425090), (404, 212545), (505, 170036), (1010, 85018), (2020, 42509)]