200992970

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{128021}}^1$

素因数の和:128185

約数の個数: 16

約数和(自身を含む): 364094568

約数和(自身を除く): 163101598

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 128021, 256042, 640105, 1280210, 20099297, 40198594, 100496485, 200992970]

約数ペア:

[(1, 200992970), (2, 100496485), (5, 40198594), (10, 20099297), (157, 1280210), (314, 640105), (785, 256042), (1570, 128021)]