208049050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 455685120

約数和(自身を除く): 247636070

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 43, 50, 55, 86, 95, 110, 190, 209, 215, 275, 418, 430, 463, 473, 475, 550, 817, 926, 946, 950, 1045, 1075, 1634, 2090, 2150, 2315, 2365, 4085, 4630, 4730, 5093, 5225, 8170, 8797, 8987, 10186, 10450, 11575, 11825, 17594, 17974, 19909, 20425, 23150, 23650, 25465, 39818, 40850, 43985, 44935, 50930, 87970, 89870, 96767, 99545, 127325, 193534, 199090, 218999, 219925, 224675, 254650, 378271, 437998, 439850, 449350, 483835, 497725, 756542, 967670, 995450, 1094995, 1891355, 2189990, 2419175, 3782710, 4160981, 4838350, 5474975, 8321962, 9456775, 10949950, 18913550, 20804905, 41609810, 104024525, 208049050]

約数ペア:

[(1, 208049050), (2, 104024525), (5, 41609810), (10, 20804905), (11, 18913550), (19, 10949950), (22, 9456775), (25, 8321962), (38, 5474975), (43, 4838350), (50, 4160981), (55, 3782710), (86, 2419175), (95, 2189990), (110, 1891355), (190, 1094995), (209, 995450), (215, 967670), (275, 756542), (418, 497725), (430, 483835), (463, 449350), (473, 439850), (475, 437998), (550, 378271), (817, 254650), (926, 224675), (946, 219925), (950, 218999), (1045, 199090), (1075, 193534), (1634, 127325), (2090, 99545), (2150, 96767), (2315, 89870), (2365, 87970), (4085, 50930), (4630, 44935), (4730, 43985), (5093, 40850), (5225, 39818), (8170, 25465), (8797, 23650), (8987, 23150), (10186, 20425), (10450, 19909), (11575, 17974), (11825, 17594)]