20564879790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{77659}}^1$

素因数の和:77786

約数の個数: 128

約数和(自身を含む): 61372523520

約数和(自身を除く): 40807643730

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 97, 105, 130, 182, 194, 195, 210, 273, 291, 390, 455, 485, 546, 582, 679, 910, 970, 1261, 1358, 1365, 1455, 2037, 2522, 2730, 2910, 3395, 3783, 4074, 6305, 6790, 7566, 8827, 10185, 12610, 17654, 18915, 20370, 26481, 37830, 44135, 52962, 77659, 88270, 132405, 155318, 232977, 264810, 388295, 465954, 543613, 776590, 1009567, 1087226, 1164885, 1630839, 2019134, 2329770, 2718065, 3028701, 3261678, 5047835, 5436130, 6057402, 7066969, 7532923, 8154195, 10095670, 14133938, 15065846, 15143505, 16308390, 21200907, 22598769, 30287010, 35334845, 37664615, 42401814, 45197538, 52730461, 70669690, 75329230, 97927999, 105460922, 106004535, 112993845, 158191383, 195855998, 212009070, 225987690, 263652305, 293783997, 316382766, 489639995, 527304610, 587567994, 685495993, 790956915, 979279990, 1370991986, 1468919985, 1581913830, 2056487979, 2937839970, 3427479965, 4112975958, 6854959930, 10282439895, 20564879790]

約数ペア:

[(1, 20564879790), (2, 10282439895), (3, 6854959930), (5, 4112975958), (6, 3427479965), (7, 2937839970), (10, 2056487979), (13, 1581913830), (14, 1468919985), (15, 1370991986), (21, 979279990), (26, 790956915), (30, 685495993), (35, 587567994), (39, 527304610), (42, 489639995), (65, 316382766), (70, 293783997), (78, 263652305), (91, 225987690), (97, 212009070), (105, 195855998), (130, 158191383), (182, 112993845), (194, 106004535), (195, 105460922), (210, 97927999), (273, 75329230), (291, 70669690), (390, 52730461), (455, 45197538), (485, 42401814), (546, 37664615), (582, 35334845), (679, 30287010), (910, 22598769), (970, 21200907), (1261, 16308390), (1358, 15143505), (1365, 15065846), (1455, 14133938), (2037, 10095670), (2522, 8154195), (2730, 7532923), (2910, 7066969), (3395, 6057402), (3783, 5436130), (4074, 5047835), (6305, 3261678), (6790, 3028701), (7566, 2718065), (8827, 2329770), (10185, 2019134), (12610, 1630839), (17654, 1164885), (18915, 1087226), (20370, 1009567), (26481, 776590), (37830, 543613), (44135, 465954), (52962, 388295), (77659, 264810), (88270, 232977), (132405, 155318)]