26019760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 39976016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 197, 208, 254, 260, 394, 508, 520, 635, 788, 985, 1016, 1040, 1270, 1576, 1651, 1970, 2032, 2540, 2561, 3152, 3302, 3940, 5080, 5122, 6604, 7880, 8255, 10160, 10244, 12805, 13208, 15760, 16510, 20488, 25019, 25610, 26416, 33020, 40976, 50038, 51220, 66040, 100076, 102440, 125095, 132080, 200152, 204880, 250190, 325247, 400304, 500380, 650494, 1000760, 1300988, 1626235, 2001520, 2601976, 3252470, 5203952, 6504940, 13009880, 26019760]

約数ペア:

[(1, 26019760), (2, 13009880), (4, 6504940), (5, 5203952), (8, 3252470), (10, 2601976), (13, 2001520), (16, 1626235), (20, 1300988), (26, 1000760), (40, 650494), (52, 500380), (65, 400304), (80, 325247), (104, 250190), (127, 204880), (130, 200152), (197, 132080), (208, 125095), (254, 102440), (260, 100076), (394, 66040), (508, 51220), (520, 50038), (635, 40976), (788, 33020), (985, 26416), (1016, 25610), (1040, 25019), (1270, 20488), (1576, 16510), (1651, 15760), (1970, 13208), (2032, 12805), (2540, 10244), (2561, 10160), (3152, 8255), (3302, 7880), (3940, 6604), (5080, 5122)]