12990097952

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{80273}}^1$

素因数の和:80685

約数の個数: 48

約数和(自身を含む): 27612650520

約数和(自身を除く): 14622552568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 389, 416, 778, 1556, 3112, 5057, 6224, 10114, 12448, 20228, 40456, 80273, 80912, 160546, 161824, 321092, 642184, 1043549, 1284368, 2087098, 2568736, 4174196, 8348392, 16696784, 31226197, 33393568, 62452394, 124904788, 249809576, 405940561, 499619152, 811881122, 999238304, 1623762244, 3247524488, 6495048976, 12990097952]

約数ペア:

[(1, 12990097952), (2, 6495048976), (4, 3247524488), (8, 1623762244), (13, 999238304), (16, 811881122), (26, 499619152), (32, 405940561), (52, 249809576), (104, 124904788), (208, 62452394), (389, 33393568), (416, 31226197), (778, 16696784), (1556, 8348392), (3112, 4174196), (5057, 2568736), (6224, 2087098), (10114, 1284368), (12448, 1043549), (20228, 642184), (40456, 321092), (80273, 161824), (80912, 160546)]