202860775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1409}}^1$

素因数の和:1875

約数の個数: 24

約数和(自身を含む): 271701360

約数和(自身を除く): 68840585

約数列:

[1, 5, 13, 25, 65, 325, 443, 1409, 2215, 5759, 7045, 11075, 18317, 28795, 35225, 91585, 143975, 457925, 624187, 3120935, 8114431, 15604675, 40572155, 202860775]

約数ペア:

[(1, 202860775), (5, 40572155), (13, 15604675), (25, 8114431), (65, 3120935), (325, 624187), (443, 457925), (1409, 143975), (2215, 91585), (5759, 35225), (7045, 28795), (11075, 18317)]