208501760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:429

約数の個数: 88

約数和(自身を含む): 505134096

約数和(自身を除く): 296632336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 211, 256, 320, 386, 422, 512, 640, 772, 844, 965, 1024, 1055, 1280, 1544, 1688, 1930, 2110, 2560, 3088, 3376, 3860, 4220, 5120, 6176, 6752, 7720, 8440, 12352, 13504, 15440, 16880, 24704, 27008, 30880, 33760, 40723, 49408, 54016, 61760, 67520, 81446, 98816, 108032, 123520, 135040, 162892, 197632, 203615, 216064, 247040, 270080, 325784, 407230, 494080, 540160, 651568, 814460, 988160, 1080320, 1303136, 1628920, 2606272, 3257840, 5212544, 6515680, 10425088, 13031360, 20850176, 26062720, 41700352, 52125440, 104250880, 208501760]

約数ペア:

[(1, 208501760), (2, 104250880), (4, 52125440), (5, 41700352), (8, 26062720), (10, 20850176), (16, 13031360), (20, 10425088), (32, 6515680), (40, 5212544), (64, 3257840), (80, 2606272), (128, 1628920), (160, 1303136), (193, 1080320), (211, 988160), (256, 814460), (320, 651568), (386, 540160), (422, 494080), (512, 407230), (640, 325784), (772, 270080), (844, 247040), (965, 216064), (1024, 203615), (1055, 197632), (1280, 162892), (1544, 135040), (1688, 123520), (1930, 108032), (2110, 98816), (2560, 81446), (3088, 67520), (3376, 61760), (3860, 54016), (4220, 49408), (5120, 40723), (6176, 33760), (6752, 30880), (7720, 27008), (8440, 24704), (12352, 16880), (13504, 15440)]