81584930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1621}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 168168960

約数和(自身を除く): 86584030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 719, 1438, 1621, 3242, 3595, 5033, 7190, 8105, 10066, 11347, 16210, 22694, 25165, 50330, 56735, 113470, 1165499, 2330998, 5827495, 8158493, 11654990, 16316986, 40792465, 81584930]

約数ペア:

[(1, 81584930), (2, 40792465), (5, 16316986), (7, 11654990), (10, 8158493), (14, 5827495), (35, 2330998), (70, 1165499), (719, 113470), (1438, 56735), (1621, 50330), (3242, 25165), (3595, 22694), (5033, 16210), (7190, 11347), (8105, 10066)]