84126800

素因数分解:

$2^4\times 5^2\times {\mathrm{210317}}^1$

素因数の和:210335

約数の個数: 30

約数和(自身を含む): 202115598

約数和(自身を除く): 117988798

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 210317, 420634, 841268, 1051585, 1682536, 2103170, 3365072, 4206340, 5257925, 8412680, 10515850, 16825360, 21031700, 42063400, 84126800]

約数ペア:

[(1, 84126800), (2, 42063400), (4, 21031700), (5, 16825360), (8, 10515850), (10, 8412680), (16, 5257925), (20, 4206340), (25, 3365072), (40, 2103170), (50, 1682536), (80, 1051585), (100, 841268), (200, 420634), (400, 210317)]