66157040

素因数分解:

$2^4\times 5^1\times {\mathrm{826963}}^1$

素因数の和:826976

約数の個数: 20

約数和(自身を含む): 153815304

約数和(自身を除く): 87658264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 826963, 1653926, 3307852, 4134815, 6615704, 8269630, 13231408, 16539260, 33078520, 66157040]

約数ペア:

[(1, 66157040), (2, 33078520), (4, 16539260), (5, 13231408), (8, 8269630), (10, 6615704), (16, 4134815), (20, 3307852), (40, 1653926), (80, 826963)]