99990321460

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{911}}^1\times {\mathrm{53281}}^1$

素因数の和:54304

約数の個数: 48

約数和(自身を含む): 212255027712

約数和(自身を除く): 112264706252

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 911, 1030, 1822, 2060, 3644, 4555, 9110, 18220, 53281, 93833, 106562, 187666, 213124, 266405, 375332, 469165, 532810, 938330, 1065620, 1876660, 5487943, 10975886, 21951772, 27439715, 48538991, 54879430, 97077982, 109758860, 194155964, 242694955, 485389910, 970779820, 4999516073, 9999032146, 19998064292, 24997580365, 49995160730, 99990321460]

約数ペア:

[(1, 99990321460), (2, 49995160730), (4, 24997580365), (5, 19998064292), (10, 9999032146), (20, 4999516073), (103, 970779820), (206, 485389910), (412, 242694955), (515, 194155964), (911, 109758860), (1030, 97077982), (1822, 54879430), (2060, 48538991), (3644, 27439715), (4555, 21951772), (9110, 10975886), (18220, 5487943), (53281, 1876660), (93833, 1065620), (106562, 938330), (187666, 532810), (213124, 469165), (266405, 375332)]