71551040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20327}}^1$

素因数の和:20355

約数の個数: 56

約数和(自身を含む): 185879232

約数和(自身を除く): 114328192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 20327, 40654, 81308, 101635, 162616, 203270, 223597, 325232, 406540, 447194, 650464, 813080, 894388, 1117985, 1300928, 1626160, 1788776, 2235970, 3252320, 3577552, 4471940, 6504640, 7155104, 8943880, 14310208, 17887760, 35775520, 71551040]

約数ペア:

[(1, 71551040), (2, 35775520), (4, 17887760), (5, 14310208), (8, 8943880), (10, 7155104), (11, 6504640), (16, 4471940), (20, 3577552), (22, 3252320), (32, 2235970), (40, 1788776), (44, 1626160), (55, 1300928), (64, 1117985), (80, 894388), (88, 813080), (110, 650464), (160, 447194), (176, 406540), (220, 325232), (320, 223597), (352, 203270), (440, 162616), (704, 101635), (880, 81308), (1760, 40654), (3520, 20327)]