205799360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:902

約数の個数: 112

約数和(自身を含む): 537069792

約数和(自身を除く): 331270432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 320, 416, 488, 520, 610, 793, 811, 832, 976, 1040, 1220, 1586, 1622, 1952, 2080, 2440, 3172, 3244, 3904, 3965, 4055, 4160, 4880, 6344, 6488, 7930, 8110, 9760, 10543, 12688, 12976, 15860, 16220, 19520, 21086, 25376, 25952, 31720, 32440, 42172, 49471, 50752, 51904, 52715, 63440, 64880, 84344, 98942, 105430, 126880, 129760, 168688, 197884, 210860, 247355, 253760, 259520, 337376, 395768, 421720, 494710, 643123, 674752, 791536, 843440, 989420, 1286246, 1583072, 1686880, 1978840, 2572492, 3166144, 3215615, 3373760, 3957680, 5144984, 6431230, 7915360, 10289968, 12862460, 15830720, 20579936, 25724920, 41159872, 51449840, 102899680, 205799360]

約数ペア:

[(1, 205799360), (2, 102899680), (4, 51449840), (5, 41159872), (8, 25724920), (10, 20579936), (13, 15830720), (16, 12862460), (20, 10289968), (26, 7915360), (32, 6431230), (40, 5144984), (52, 3957680), (61, 3373760), (64, 3215615), (65, 3166144), (80, 2572492), (104, 1978840), (122, 1686880), (130, 1583072), (160, 1286246), (208, 989420), (244, 843440), (260, 791536), (305, 674752), (320, 643123), (416, 494710), (488, 421720), (520, 395768), (610, 337376), (793, 259520), (811, 253760), (832, 247355), (976, 210860), (1040, 197884), (1220, 168688), (1586, 129760), (1622, 126880), (1952, 105430), (2080, 98942), (2440, 84344), (3172, 64880), (3244, 63440), (3904, 52715), (3965, 51904), (4055, 50752), (4160, 49471), (4880, 42172), (6344, 32440), (6488, 31720), (7930, 25952), (8110, 25376), (9760, 21086), (10543, 19520), (12688, 16220), (12976, 15860)]