661149650

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2081

約数の個数: 96

約数和(自身を含む): 1510320000

約数和(自身を除く): 849170350

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 49, 50, 70, 95, 98, 133, 175, 190, 245, 266, 343, 350, 475, 490, 665, 686, 931, 950, 1225, 1330, 1715, 1862, 2029, 2450, 3325, 3430, 4058, 4655, 6517, 6650, 8575, 9310, 10145, 13034, 14203, 17150, 20290, 23275, 28406, 32585, 38551, 46550, 50725, 65170, 71015, 77102, 99421, 101450, 142030, 162925, 192755, 198842, 269857, 325850, 355075, 385510, 497105, 539714, 695947, 710150, 963775, 994210, 1349285, 1391894, 1888999, 1927550, 2485525, 2698570, 3479735, 3777998, 4971050, 6746425, 6959470, 9444995, 13222993, 13492850, 17398675, 18889990, 26445986, 34797350, 47224975, 66114965, 94449950, 132229930, 330574825, 661149650]

約数ペア:

[(1, 661149650), (2, 330574825), (5, 132229930), (7, 94449950), (10, 66114965), (14, 47224975), (19, 34797350), (25, 26445986), (35, 18889990), (38, 17398675), (49, 13492850), (50, 13222993), (70, 9444995), (95, 6959470), (98, 6746425), (133, 4971050), (175, 3777998), (190, 3479735), (245, 2698570), (266, 2485525), (343, 1927550), (350, 1888999), (475, 1391894), (490, 1349285), (665, 994210), (686, 963775), (931, 710150), (950, 695947), (1225, 539714), (1330, 497105), (1715, 385510), (1862, 355075), (2029, 325850), (2450, 269857), (3325, 198842), (3430, 192755), (4058, 162925), (4655, 142030), (6517, 101450), (6650, 99421), (8575, 77102), (9310, 71015), (10145, 65170), (13034, 50725), (14203, 46550), (17150, 38551), (20290, 32585), (23275, 28406)]