68386040

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2963}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 154187280

約数和(自身を除く): 85801240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 2963, 4616, 5770, 5926, 11540, 11852, 14815, 23080, 23704, 29630, 59260, 118520, 1709651, 3419302, 6838604, 8548255, 13677208, 17096510, 34193020, 68386040]

約数ペア:

[(1, 68386040), (2, 34193020), (4, 17096510), (5, 13677208), (8, 8548255), (10, 6838604), (20, 3419302), (40, 1709651), (577, 118520), (1154, 59260), (2308, 29630), (2885, 23704), (2963, 23080), (4616, 14815), (5770, 11852), (5926, 11540)]