79687540

素因数分解:

$2^2\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{3221}}^1$

素因数の和:4467

約数の個数: 24

約数和(自身を含む): 167531112

約数和(自身を除く): 87843572

約数列:

[1, 2, 4, 5, 10, 20, 1237, 2474, 3221, 4948, 6185, 6442, 12370, 12884, 16105, 24740, 32210, 64420, 3984377, 7968754, 15937508, 19921885, 39843770, 79687540]

約数ペア:

[(1, 79687540), (2, 39843770), (4, 19921885), (5, 15937508), (10, 7968754), (20, 3984377), (1237, 64420), (2474, 32210), (3221, 24740), (4948, 16105), (6185, 12884), (6442, 12370)]