20199972375

素因数分解:

$3^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2707}}^1$

素因数の和:2812

約数の個数: 160

約数和(自身を含む): 41710825728

約数和(自身を除く): 21510853353

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 67, 75, 81, 99, 125, 135, 165, 201, 225, 275, 297, 335, 375, 405, 495, 603, 675, 737, 825, 891, 1005, 1125, 1375, 1485, 1675, 1809, 2025, 2211, 2475, 2707, 3015, 3375, 3685, 4125, 4455, 5025, 5427, 6633, 7425, 8121, 8375, 9045, 10125, 11055, 12375, 13535, 15075, 18425, 19899, 22275, 24363, 25125, 27135, 29777, 33165, 37125, 40605, 45225, 55275, 59697, 67675, 73089, 75375, 89331, 92125, 99495, 111375, 121815, 135675, 148885, 165825, 181369, 203025, 219267, 226125, 267993, 276375, 298485, 338375, 365445, 446655, 497475, 544107, 609075, 678375, 744425, 803979, 829125, 906845, 1015125, 1096335, 1339965, 1492425, 1632321, 1827225, 1995059, 2233275, 2411937, 2487375, 2720535, 3045375, 3722125, 4019895, 4534225, 4896963, 5481675, 5985177, 6699825, 7462125, 8161605, 9136125, 9975295, 11166375, 12059685, 13602675, 14690889, 17955531, 20099475, 22671125, 24484815, 27408375, 29925885, 33499125, 40808025, 49876475, 53866593, 60298425, 68013375, 73454445, 89777655, 100497375, 122424075, 149629425, 161599779, 204040125, 249382375, 269332965, 301492125, 367272225, 448888275, 612120375, 748147125, 807998895, 1346664825, 1836361125, 2244441375, 4039994475, 6733324125, 20199972375]

約数ペア:

[(1, 20199972375), (3, 6733324125), (5, 4039994475), (9, 2244441375), (11, 1836361125), (15, 1346664825), (25, 807998895), (27, 748147125), (33, 612120375), (45, 448888275), (55, 367272225), (67, 301492125), (75, 269332965), (81, 249382375), (99, 204040125), (125, 161599779), (135, 149629425), (165, 122424075), (201, 100497375), (225, 89777655), (275, 73454445), (297, 68013375), (335, 60298425), (375, 53866593), (405, 49876475), (495, 40808025), (603, 33499125), (675, 29925885), (737, 27408375), (825, 24484815), (891, 22671125), (1005, 20099475), (1125, 17955531), (1375, 14690889), (1485, 13602675), (1675, 12059685), (1809, 11166375), (2025, 9975295), (2211, 9136125), (2475, 8161605), (2707, 7462125), (3015, 6699825), (3375, 5985177), (3685, 5481675), (4125, 4896963), (4455, 4534225), (5025, 4019895), (5427, 3722125), (6633, 3045375), (7425, 2720535), (8121, 2487375), (8375, 2411937), (9045, 2233275), (10125, 1995059), (11055, 1827225), (12375, 1632321), (13535, 1492425), (15075, 1339965), (18425, 1096335), (19899, 1015125), (22275, 906845), (24363, 829125), (25125, 803979), (27135, 744425), (29777, 678375), (33165, 609075), (37125, 544107), (40605, 497475), (45225, 446655), (55275, 365445), (59697, 338375), (67675, 298485), (73089, 276375), (75375, 267993), (89331, 226125), (92125, 219267), (99495, 203025), (111375, 181369), (121815, 165825), (135675, 148885)]