25887376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 51853824

約数和(自身を除く): 25966448

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 191, 197, 344, 382, 394, 688, 764, 788, 1528, 1576, 3056, 3152, 8213, 8471, 16426, 16942, 32852, 33884, 37627, 65704, 67768, 75254, 131408, 135536, 150508, 301016, 602032, 1617961, 3235922, 6471844, 12943688, 25887376]

約数ペア:

[(1, 25887376), (2, 12943688), (4, 6471844), (8, 3235922), (16, 1617961), (43, 602032), (86, 301016), (172, 150508), (191, 135536), (197, 131408), (344, 75254), (382, 67768), (394, 65704), (688, 37627), (764, 33884), (788, 32852), (1528, 16942), (1576, 16426), (3056, 8471), (3152, 8213)]