26721290

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{25943}}^1$

素因数の和:26053

約数の個数: 16

約数和(自身を含む): 48567168

約数和(自身を除く): 21845878

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 25943, 51886, 129715, 259430, 2672129, 5344258, 13360645, 26721290]

約数ペア:

[(1, 26721290), (2, 13360645), (5, 5344258), (10, 2672129), (103, 259430), (206, 129715), (515, 51886), (1030, 25943)]