200421785

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{3001}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 260777736

約数和(自身を除く): 60355951

約数列:

[1, 5, 19, 37, 95, 185, 361, 703, 1805, 3001, 3515, 13357, 15005, 57019, 66785, 111037, 285095, 555185, 1083361, 2109703, 5416805, 10548515, 40084357, 200421785]

約数ペア:

[(1, 200421785), (5, 40084357), (19, 10548515), (37, 5416805), (95, 2109703), (185, 1083361), (361, 555185), (703, 285095), (1805, 111037), (3001, 66785), (3515, 57019), (13357, 15005)]