256053008

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{192811}}^1$

素因数の和:192902

約数の個数: 20

約数和(自身を含む): 502082448

約数和(自身を除く): 246029440

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 192811, 385622, 771244, 1542488, 3084976, 16003313, 32006626, 64013252, 128026504, 256053008]

約数ペア:

[(1, 256053008), (2, 128026504), (4, 64013252), (8, 32006626), (16, 16003313), (83, 3084976), (166, 1542488), (332, 771244), (664, 385622), (1328, 192811)]