68723180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{202127}}^1$

素因数の和:202153

約数の個数: 24

約数和(自身を含む): 152808768

約数和(自身を除く): 84085588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 202127, 404254, 808508, 1010635, 2021270, 3436159, 4042540, 6872318, 13744636, 17180795, 34361590, 68723180]

約数ペア:

[(1, 68723180), (2, 34361590), (4, 17180795), (5, 13744636), (10, 6872318), (17, 4042540), (20, 3436159), (34, 2021270), (68, 1010635), (85, 808508), (170, 404254), (340, 202127)]