81646650

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 226860480

約数和(自身を除く): 145213830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 197, 225, 270, 307, 394, 450, 591, 614, 675, 921, 985, 1182, 1350, 1535, 1773, 1842, 1970, 2763, 2955, 3070, 3546, 4605, 4925, 5319, 5526, 5910, 7675, 8289, 8865, 9210, 9850, 10638, 13815, 14775, 15350, 16578, 17730, 23025, 26595, 27630, 29550, 41445, 44325, 46050, 53190, 60479, 69075, 82890, 88650, 120958, 132975, 138150, 181437, 207225, 265950, 302395, 362874, 414450, 544311, 604790, 907185, 1088622, 1511975, 1632933, 1814370, 2721555, 3023950, 3265866, 4535925, 5443110, 8164665, 9071850, 13607775, 16329330, 27215550, 40823325, 81646650]

約数ペア:

[(1, 81646650), (2, 40823325), (3, 27215550), (5, 16329330), (6, 13607775), (9, 9071850), (10, 8164665), (15, 5443110), (18, 4535925), (25, 3265866), (27, 3023950), (30, 2721555), (45, 1814370), (50, 1632933), (54, 1511975), (75, 1088622), (90, 907185), (135, 604790), (150, 544311), (197, 414450), (225, 362874), (270, 302395), (307, 265950), (394, 207225), (450, 181437), (591, 138150), (614, 132975), (675, 120958), (921, 88650), (985, 82890), (1182, 69075), (1350, 60479), (1535, 53190), (1773, 46050), (1842, 44325), (1970, 41445), (2763, 29550), (2955, 27630), (3070, 26595), (3546, 23025), (4605, 17730), (4925, 16578), (5319, 15350), (5526, 14775), (5910, 13815), (7675, 10638), (8289, 9850), (8865, 9210)]