200419280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:564

約数の個数: 80

約数和(自身を含む): 480397824

約数和(自身を除く): 279978544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 151, 188, 235, 302, 353, 376, 470, 604, 706, 752, 755, 940, 1208, 1412, 1510, 1765, 1880, 2416, 2824, 3020, 3530, 3760, 5648, 6040, 7060, 7097, 12080, 14120, 14194, 16591, 28240, 28388, 33182, 35485, 53303, 56776, 66364, 70970, 82955, 106606, 113552, 132728, 141940, 165910, 213212, 265456, 266515, 283880, 331820, 426424, 533030, 567760, 663640, 852848, 1066060, 1327280, 2132120, 2505241, 4264240, 5010482, 10020964, 12526205, 20041928, 25052410, 40083856, 50104820, 100209640, 200419280]

約数ペア:

[(1, 200419280), (2, 100209640), (4, 50104820), (5, 40083856), (8, 25052410), (10, 20041928), (16, 12526205), (20, 10020964), (40, 5010482), (47, 4264240), (80, 2505241), (94, 2132120), (151, 1327280), (188, 1066060), (235, 852848), (302, 663640), (353, 567760), (376, 533030), (470, 426424), (604, 331820), (706, 283880), (752, 266515), (755, 265456), (940, 213212), (1208, 165910), (1412, 141940), (1510, 132728), (1765, 113552), (1880, 106606), (2416, 82955), (2824, 70970), (3020, 66364), (3530, 56776), (3760, 53303), (5648, 35485), (6040, 33182), (7060, 28388), (7097, 28240), (12080, 16591), (14120, 14194)]