290702965040

素因数分解:

$2^4\times 5^1\times {\mathrm{3633787063}}^1$

素因数の和:3633787076

約数の個数: 20

約数和(自身を含む): 675884393904

約数和(自身を除く): 385181428864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3633787063, 7267574126, 14535148252, 18168935315, 29070296504, 36337870630, 58140593008, 72675741260, 145351482520, 290702965040]

約数ペア:

[(1, 290702965040), (2, 145351482520), (4, 72675741260), (5, 58140593008), (8, 36337870630), (10, 29070296504), (16, 18168935315), (20, 14535148252), (40, 7267574126), (80, 3633787063)]