81432450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{16451}}^1$

素因数の和:16480

約数の個数: 72

約数和(自身を含む): 238685616

約数和(自身を除く): 157253166

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4950, 16451, 32902, 49353, 82255, 98706, 148059, 164510, 180961, 246765, 296118, 361922, 411275, 493530, 542883, 740295, 822550, 904805, 1085766, 1233825, 1480590, 1628649, 1809610, 2467650, 2714415, 3257298, 3701475, 4524025, 5428830, 7402950, 8143245, 9048050, 13572075, 16286490, 27144150, 40716225, 81432450]

約数ペア:

[(1, 81432450), (2, 40716225), (3, 27144150), (5, 16286490), (6, 13572075), (9, 9048050), (10, 8143245), (11, 7402950), (15, 5428830), (18, 4524025), (22, 3701475), (25, 3257298), (30, 2714415), (33, 2467650), (45, 1809610), (50, 1628649), (55, 1480590), (66, 1233825), (75, 1085766), (90, 904805), (99, 822550), (110, 740295), (150, 542883), (165, 493530), (198, 411275), (225, 361922), (275, 296118), (330, 246765), (450, 180961), (495, 164510), (550, 148059), (825, 98706), (990, 82255), (1650, 49353), (2475, 32902), (4950, 16451)]