1325111920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{877}}^1$

素因数の和:1019

約数の個数: 160

約数和(自身を含む): 3598001856

約数和(自身を除く): 2272889936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 101, 110, 136, 170, 176, 187, 202, 220, 272, 340, 374, 404, 440, 505, 680, 748, 808, 877, 880, 935, 1010, 1111, 1360, 1496, 1616, 1717, 1754, 1870, 2020, 2222, 2992, 3434, 3508, 3740, 4040, 4385, 4444, 5555, 6868, 7016, 7480, 8080, 8585, 8770, 8888, 9647, 11110, 13736, 14032, 14909, 14960, 17170, 17540, 17776, 18887, 19294, 22220, 27472, 29818, 34340, 35080, 37774, 38588, 44440, 48235, 59636, 68680, 70160, 74545, 75548, 77176, 88577, 88880, 94435, 96470, 119272, 137360, 149090, 151096, 154352, 163999, 177154, 188870, 192940, 238544, 298180, 302192, 327998, 354308, 377740, 385880, 442885, 596360, 655996, 708616, 755480, 771760, 819995, 885770, 974347, 1192720, 1311992, 1417232, 1505809, 1510960, 1639990, 1771540, 1948694, 2623984, 3011618, 3279980, 3543080, 3897388, 4871735, 6023236, 6559960, 7086160, 7529045, 7794776, 9743470, 12046472, 13119920, 15058090, 15589552, 16563899, 19486940, 24092944, 30116180, 33127798, 38973880, 60232360, 66255596, 77947760, 82819495, 120464720, 132511192, 165638990, 265022384, 331277980, 662555960, 1325111920]

約数ペア:

[(1, 1325111920), (2, 662555960), (4, 331277980), (5, 265022384), (8, 165638990), (10, 132511192), (11, 120464720), (16, 82819495), (17, 77947760), (20, 66255596), (22, 60232360), (34, 38973880), (40, 33127798), (44, 30116180), (55, 24092944), (68, 19486940), (80, 16563899), (85, 15589552), (88, 15058090), (101, 13119920), (110, 12046472), (136, 9743470), (170, 7794776), (176, 7529045), (187, 7086160), (202, 6559960), (220, 6023236), (272, 4871735), (340, 3897388), (374, 3543080), (404, 3279980), (440, 3011618), (505, 2623984), (680, 1948694), (748, 1771540), (808, 1639990), (877, 1510960), (880, 1505809), (935, 1417232), (1010, 1311992), (1111, 1192720), (1360, 974347), (1496, 885770), (1616, 819995), (1717, 771760), (1754, 755480), (1870, 708616), (2020, 655996), (2222, 596360), (2992, 442885), (3434, 385880), (3508, 377740), (3740, 354308), (4040, 327998), (4385, 302192), (4444, 298180), (5555, 238544), (6868, 192940), (7016, 188870), (7480, 177154), (8080, 163999), (8585, 154352), (8770, 151096), (8888, 149090), (9647, 137360), (11110, 119272), (13736, 96470), (14032, 94435), (14909, 88880), (14960, 88577), (17170, 77176), (17540, 75548), (17776, 74545), (18887, 70160), (19294, 68680), (22220, 59636), (27472, 48235), (29818, 44440), (34340, 38588), (35080, 37774)]