89205730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1949}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 168480000

約数和(自身を除く): 79274270

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 995, 1949, 1990, 3898, 4577, 9154, 9745, 19490, 22885, 44827, 45770, 89654, 224135, 387851, 448270, 775702, 1939255, 3878510, 8920573, 17841146, 44602865, 89205730]

約数ペア:

[(1, 89205730), (2, 44602865), (5, 17841146), (10, 8920573), (23, 3878510), (46, 1939255), (115, 775702), (199, 448270), (230, 387851), (398, 224135), (995, 89654), (1949, 45770), (1990, 44827), (3898, 22885), (4577, 19490), (9154, 9745)]