208031950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 489812400

約数和(自身を除く): 281780450

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 41, 49, 50, 70, 82, 95, 98, 109, 133, 175, 190, 205, 218, 245, 266, 287, 350, 410, 475, 490, 545, 574, 665, 763, 779, 931, 950, 1025, 1090, 1225, 1330, 1435, 1526, 1558, 1862, 2009, 2050, 2071, 2450, 2725, 2870, 3325, 3815, 3895, 4018, 4142, 4469, 4655, 5341, 5450, 5453, 6650, 7175, 7630, 7790, 8938, 9310, 10045, 10355, 10682, 10906, 14350, 14497, 19075, 19475, 20090, 20710, 22345, 23275, 26705, 27265, 28994, 31283, 38150, 38171, 38950, 44690, 46550, 50225, 51775, 53410, 54530, 62566, 72485, 76342, 84911, 100450, 101479, 103550, 111725, 133525, 136325, 144970, 156415, 169822, 190855, 202958, 218981, 223450, 267050, 272650, 312830, 362425, 381710, 424555, 437962, 507395, 594377, 724850, 782075, 849110, 954275, 1014790, 1094905, 1188754, 1564150, 1908550, 2122775, 2189810, 2536975, 2971885, 4160639, 4245550, 5073950, 5474525, 5943770, 8321278, 10949050, 14859425, 20803195, 29718850, 41606390, 104015975, 208031950]

約数ペア:

[(1, 208031950), (2, 104015975), (5, 41606390), (7, 29718850), (10, 20803195), (14, 14859425), (19, 10949050), (25, 8321278), (35, 5943770), (38, 5474525), (41, 5073950), (49, 4245550), (50, 4160639), (70, 2971885), (82, 2536975), (95, 2189810), (98, 2122775), (109, 1908550), (133, 1564150), (175, 1188754), (190, 1094905), (205, 1014790), (218, 954275), (245, 849110), (266, 782075), (287, 724850), (350, 594377), (410, 507395), (475, 437962), (490, 424555), (545, 381710), (574, 362425), (665, 312830), (763, 272650), (779, 267050), (931, 223450), (950, 218981), (1025, 202958), (1090, 190855), (1225, 169822), (1330, 156415), (1435, 144970), (1526, 136325), (1558, 133525), (1862, 111725), (2009, 103550), (2050, 101479), (2071, 100450), (2450, 84911), (2725, 76342), (2870, 72485), (3325, 62566), (3815, 54530), (3895, 53410), (4018, 51775), (4142, 50225), (4469, 46550), (4655, 44690), (5341, 38950), (5450, 38171), (5453, 38150), (6650, 31283), (7175, 28994), (7630, 27265), (7790, 26705), (8938, 23275), (9310, 22345), (10045, 20710), (10355, 20090), (10682, 19475), (10906, 19075), (14350, 14497)]