90987520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1367}}^1$

素因数の和:1405

約数の個数: 88

約数和(自身を含む): 235224864

約数和(自身を除く): 144237344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1367, 1664, 2080, 2560, 2734, 3328, 4160, 5120, 5468, 6656, 6835, 8320, 10936, 13312, 13670, 16640, 17771, 21872, 27340, 33280, 35542, 43744, 54680, 66560, 71084, 87488, 88855, 109360, 142168, 174976, 177710, 218720, 284336, 349952, 355420, 437440, 568672, 699904, 710840, 874880, 1137344, 1399808, 1421680, 1749760, 2274688, 2843360, 3499520, 4549376, 5686720, 6999040, 9098752, 11373440, 18197504, 22746880, 45493760, 90987520]

約数ペア:

[(1, 90987520), (2, 45493760), (4, 22746880), (5, 18197504), (8, 11373440), (10, 9098752), (13, 6999040), (16, 5686720), (20, 4549376), (26, 3499520), (32, 2843360), (40, 2274688), (52, 1749760), (64, 1421680), (65, 1399808), (80, 1137344), (104, 874880), (128, 710840), (130, 699904), (160, 568672), (208, 437440), (256, 355420), (260, 349952), (320, 284336), (416, 218720), (512, 177710), (520, 174976), (640, 142168), (832, 109360), (1024, 88855), (1040, 87488), (1280, 71084), (1367, 66560), (1664, 54680), (2080, 43744), (2560, 35542), (2734, 33280), (3328, 27340), (4160, 21872), (5120, 17771), (5468, 16640), (6656, 13670), (6835, 13312), (8320, 10936)]