290147304950

素因数分解:

$2^1\times 5^2\times {\mathrm{136511}}^1\times {\mathrm{42509}}^1$

素因数の和:179032

約数の個数: 24

約数和(自身を含む): 539690636160

約数和(自身を除く): 249543331210

約数列:

[1, 2, 5, 10, 25, 50, 42509, 85018, 136511, 212545, 273022, 425090, 682555, 1062725, 1365110, 2125450, 3412775, 6825550, 5802946099, 11605892198, 29014730495, 58029460990, 145073652475, 290147304950]

約数ペア:

[(1, 290147304950), (2, 145073652475), (5, 58029460990), (10, 29014730495), (25, 11605892198), (50, 5802946099), (42509, 6825550), (85018, 3412775), (136511, 2125450), (212545, 1365110), (273022, 1062725), (425090, 682555)]