80208402575

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{16631}}^1$

素因数の和:16813

約数の個数: 72

約数和(自身を含む): 120376295424

約数和(自身を除く): 40167892849

約数列:

[1, 5, 7, 25, 31, 35, 49, 127, 155, 175, 217, 245, 635, 775, 889, 1085, 1225, 1519, 3175, 3937, 4445, 5425, 6223, 7595, 16631, 19685, 22225, 27559, 31115, 37975, 83155, 98425, 116417, 137795, 155575, 192913, 415775, 515561, 582085, 688975, 814919, 964565, 2112137, 2577805, 2910425, 3608927, 4074595, 4822825, 10560685, 12889025, 14784959, 18044635, 20372975, 25262489, 52803425, 65476247, 73924795, 90223175, 103494713, 126312445, 327381235, 369623975, 458333729, 517473565, 631562225, 1636906175, 2291668645, 2587367825, 3208336103, 11458343225, 16041680515, 80208402575]

約数ペア:

[(1, 80208402575), (5, 16041680515), (7, 11458343225), (25, 3208336103), (31, 2587367825), (35, 2291668645), (49, 1636906175), (127, 631562225), (155, 517473565), (175, 458333729), (217, 369623975), (245, 327381235), (635, 126312445), (775, 103494713), (889, 90223175), (1085, 73924795), (1225, 65476247), (1519, 52803425), (3175, 25262489), (3937, 20372975), (4445, 18044635), (5425, 14784959), (6223, 12889025), (7595, 10560685), (16631, 4822825), (19685, 4074595), (22225, 3608927), (27559, 2910425), (31115, 2577805), (37975, 2112137), (83155, 964565), (98425, 814919), (116417, 688975), (137795, 582085), (155575, 515561), (192913, 415775)]