209125910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{5987}}^1$

素因数の和:6500

約数の個数: 32

約数和(自身を含む): 431136000

約数和(自身を除く): 222010090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 499, 998, 2495, 3493, 4990, 5987, 6986, 11974, 17465, 29935, 34930, 41909, 59870, 83818, 209545, 419090, 2987513, 5975026, 14937565, 20912591, 29875130, 41825182, 104562955, 209125910]

約数ペア:

[(1, 209125910), (2, 104562955), (5, 41825182), (7, 29875130), (10, 20912591), (14, 14937565), (35, 5975026), (70, 2987513), (499, 419090), (998, 209545), (2495, 83818), (3493, 59870), (4990, 41909), (5987, 34930), (6986, 29935), (11974, 17465)]