66777750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:800

約数の個数: 128

約数和(自身を含む): 199704960

約数和(自身を除く): 132927210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 90, 117, 125, 130, 135, 150, 195, 225, 234, 250, 270, 325, 351, 375, 390, 450, 585, 650, 675, 702, 750, 761, 975, 1125, 1170, 1350, 1522, 1625, 1755, 1950, 2250, 2283, 2925, 3250, 3375, 3510, 3805, 4566, 4875, 5850, 6750, 6849, 7610, 8775, 9750, 9893, 11415, 13698, 14625, 17550, 19025, 19786, 20547, 22830, 29250, 29679, 34245, 38050, 41094, 43875, 49465, 57075, 59358, 68490, 87750, 89037, 95125, 98930, 102735, 114150, 148395, 171225, 178074, 190250, 205470, 247325, 267111, 285375, 296790, 342450, 445185, 494650, 513675, 534222, 570750, 741975, 856125, 890370, 1027350, 1236625, 1335555, 1483950, 1712250, 2225925, 2473250, 2568375, 2671110, 3709875, 4451850, 5136750, 6677775, 7419750, 11129625, 13355550, 22259250, 33388875, 66777750]

約数ペア:

[(1, 66777750), (2, 33388875), (3, 22259250), (5, 13355550), (6, 11129625), (9, 7419750), (10, 6677775), (13, 5136750), (15, 4451850), (18, 3709875), (25, 2671110), (26, 2568375), (27, 2473250), (30, 2225925), (39, 1712250), (45, 1483950), (50, 1335555), (54, 1236625), (65, 1027350), (75, 890370), (78, 856125), (90, 741975), (117, 570750), (125, 534222), (130, 513675), (135, 494650), (150, 445185), (195, 342450), (225, 296790), (234, 285375), (250, 267111), (270, 247325), (325, 205470), (351, 190250), (375, 178074), (390, 171225), (450, 148395), (585, 114150), (650, 102735), (675, 98930), (702, 95125), (750, 89037), (761, 87750), (975, 68490), (1125, 59358), (1170, 57075), (1350, 49465), (1522, 43875), (1625, 41094), (1755, 38050), (1950, 34245), (2250, 29679), (2283, 29250), (2925, 22830), (3250, 20547), (3375, 19786), (3510, 19025), (3805, 17550), (4566, 14625), (4875, 13698), (5850, 11415), (6750, 9893), (6849, 9750), (7610, 8775)]