217766900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1319}}^1$

素因数の和:1473

約数の個数: 72

約数和(自身を含む): 513300480

約数和(自身を除く): 295533580

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 127, 130, 254, 260, 325, 508, 635, 650, 1270, 1300, 1319, 1651, 2540, 2638, 3175, 3302, 5276, 6350, 6595, 6604, 8255, 12700, 13190, 16510, 17147, 26380, 32975, 33020, 34294, 41275, 65950, 68588, 82550, 85735, 131900, 165100, 167513, 171470, 335026, 342940, 428675, 670052, 837565, 857350, 1675130, 1714700, 2177669, 3350260, 4187825, 4355338, 8375650, 8710676, 10888345, 16751300, 21776690, 43553380, 54441725, 108883450, 217766900]

約数ペア:

[(1, 217766900), (2, 108883450), (4, 54441725), (5, 43553380), (10, 21776690), (13, 16751300), (20, 10888345), (25, 8710676), (26, 8375650), (50, 4355338), (52, 4187825), (65, 3350260), (100, 2177669), (127, 1714700), (130, 1675130), (254, 857350), (260, 837565), (325, 670052), (508, 428675), (635, 342940), (650, 335026), (1270, 171470), (1300, 167513), (1319, 165100), (1651, 131900), (2540, 85735), (2638, 82550), (3175, 68588), (3302, 65950), (5276, 41275), (6350, 34294), (6595, 33020), (6604, 32975), (8255, 26380), (12700, 17147), (13190, 16510)]