20167056975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:422

約数の個数: 192

約数和(自身を含む): 38717521920

約数和(自身を除く): 18550464945

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 43, 59, 65, 75, 93, 129, 155, 177, 195, 215, 263, 295, 325, 403, 465, 559, 645, 767, 775, 789, 885, 975, 1075, 1209, 1315, 1333, 1475, 1677, 1829, 2015, 2301, 2325, 2537, 2795, 3225, 3419, 3835, 3945, 3999, 4425, 5487, 6045, 6575, 6665, 7611, 8153, 8385, 9145, 10075, 10257, 11309, 11505, 12685, 13975, 15517, 17095, 17329, 19175, 19725, 19995, 23777, 24459, 27435, 30225, 32981, 33325, 33927, 38055, 40765, 41925, 45725, 46551, 51285, 51987, 56545, 57525, 63425, 71331, 77585, 78647, 85475, 86645, 98943, 99975, 105989, 118885, 122295, 137175, 147017, 164905, 169635, 190275, 201721, 203825, 232755, 235941, 256425, 259935, 282725, 317967, 350579, 356655, 387925, 393235, 433225, 441051, 481027, 494715, 529945, 594425, 605163, 611475, 667231, 735085, 824525, 848175, 1008605, 1022411, 1051737, 1163775, 1179705, 1299675, 1443081, 1589835, 1752895, 1783275, 1966175, 2001693, 2205255, 2405135, 2473575, 2649725, 3025815, 3067233, 3336155, 3675425, 4557527, 5043025, 5112055, 5258685, 5898525, 6253351, 7215405, 7949175, 8674003, 8764475, 10008465, 11026275, 12025675, 13672581, 15129075, 15336165, 16680775, 18760053, 20684161, 22787635, 25560275, 26022009, 26293425, 31266755, 36077025, 43370015, 50042325, 62052483, 68362905, 76680825, 93800265, 103420805, 113938175, 130110045, 156333775, 216850075, 268894093, 310262415, 341814525, 469001325, 517104025, 650550225, 806682279, 1344470465, 1551312075, 4033411395, 6722352325, 20167056975]

約数ペア:

[(1, 20167056975), (3, 6722352325), (5, 4033411395), (13, 1551312075), (15, 1344470465), (25, 806682279), (31, 650550225), (39, 517104025), (43, 469001325), (59, 341814525), (65, 310262415), (75, 268894093), (93, 216850075), (129, 156333775), (155, 130110045), (177, 113938175), (195, 103420805), (215, 93800265), (263, 76680825), (295, 68362905), (325, 62052483), (403, 50042325), (465, 43370015), (559, 36077025), (645, 31266755), (767, 26293425), (775, 26022009), (789, 25560275), (885, 22787635), (975, 20684161), (1075, 18760053), (1209, 16680775), (1315, 15336165), (1333, 15129075), (1475, 13672581), (1677, 12025675), (1829, 11026275), (2015, 10008465), (2301, 8764475), (2325, 8674003), (2537, 7949175), (2795, 7215405), (3225, 6253351), (3419, 5898525), (3835, 5258685), (3945, 5112055), (3999, 5043025), (4425, 4557527), (5487, 3675425), (6045, 3336155), (6575, 3067233), (6665, 3025815), (7611, 2649725), (8153, 2473575), (8385, 2405135), (9145, 2205255), (10075, 2001693), (10257, 1966175), (11309, 1783275), (11505, 1752895), (12685, 1589835), (13975, 1443081), (15517, 1299675), (17095, 1179705), (17329, 1163775), (19175, 1051737), (19725, 1022411), (19995, 1008605), (23777, 848175), (24459, 824525), (27435, 735085), (30225, 667231), (32981, 611475), (33325, 605163), (33927, 594425), (38055, 529945), (40765, 494715), (41925, 481027), (45725, 441051), (46551, 433225), (51285, 393235), (51987, 387925), (56545, 356655), (57525, 350579), (63425, 317967), (71331, 282725), (77585, 259935), (78647, 256425), (85475, 235941), (86645, 232755), (98943, 203825), (99975, 201721), (105989, 190275), (118885, 169635), (122295, 164905), (137175, 147017)]