85446400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 162

約数和(自身を含む): 231912240

約数和(自身を除く): 146465840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 79, 80, 100, 104, 128, 130, 158, 160, 169, 200, 208, 256, 260, 316, 320, 325, 338, 395, 400, 416, 520, 632, 640, 650, 676, 790, 800, 832, 845, 1027, 1040, 1264, 1280, 1300, 1352, 1580, 1600, 1664, 1690, 1975, 2054, 2080, 2528, 2600, 2704, 3160, 3200, 3328, 3380, 3950, 4108, 4160, 4225, 5056, 5135, 5200, 5408, 6320, 6400, 6760, 7900, 8216, 8320, 8450, 10112, 10270, 10400, 10816, 12640, 13351, 13520, 15800, 16432, 16640, 16900, 20224, 20540, 20800, 21632, 25280, 25675, 26702, 27040, 31600, 32864, 33800, 41080, 41600, 43264, 50560, 51350, 53404, 54080, 63200, 65728, 66755, 67600, 82160, 83200, 101120, 102700, 106808, 108160, 126400, 131456, 133510, 135200, 164320, 205400, 213616, 216320, 252800, 262912, 267020, 270400, 328640, 333775, 410800, 427232, 505600, 534040, 540800, 657280, 667550, 821600, 854464, 1068080, 1081600, 1314560, 1335100, 1643200, 1708928, 2136160, 2670200, 3286400, 3417856, 4272320, 5340400, 6572800, 8544640, 10680800, 17089280, 21361600, 42723200, 85446400]

約数ペア:

[(1, 85446400), (2, 42723200), (4, 21361600), (5, 17089280), (8, 10680800), (10, 8544640), (13, 6572800), (16, 5340400), (20, 4272320), (25, 3417856), (26, 3286400), (32, 2670200), (40, 2136160), (50, 1708928), (52, 1643200), (64, 1335100), (65, 1314560), (79, 1081600), (80, 1068080), (100, 854464), (104, 821600), (128, 667550), (130, 657280), (158, 540800), (160, 534040), (169, 505600), (200, 427232), (208, 410800), (256, 333775), (260, 328640), (316, 270400), (320, 267020), (325, 262912), (338, 252800), (395, 216320), (400, 213616), (416, 205400), (520, 164320), (632, 135200), (640, 133510), (650, 131456), (676, 126400), (790, 108160), (800, 106808), (832, 102700), (845, 101120), (1027, 83200), (1040, 82160), (1264, 67600), (1280, 66755), (1300, 65728), (1352, 63200), (1580, 54080), (1600, 53404), (1664, 51350), (1690, 50560), (1975, 43264), (2054, 41600), (2080, 41080), (2528, 33800), (2600, 32864), (2704, 31600), (3160, 27040), (3200, 26702), (3328, 25675), (3380, 25280), (3950, 21632), (4108, 20800), (4160, 20540), (4225, 20224), (5056, 16900), (5135, 16640), (5200, 16432), (5408, 15800), (6320, 13520), (6400, 13351), (6760, 12640), (7900, 10816), (8216, 10400), (8320, 10270), (8450, 10112)]