80853760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 215306784

約数和(自身を除く): 134453024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 113, 128, 130, 160, 172, 208, 215, 226, 256, 260, 320, 344, 416, 430, 452, 520, 559, 565, 640, 688, 832, 860, 904, 1040, 1118, 1130, 1280, 1376, 1469, 1664, 1720, 1808, 2080, 2236, 2260, 2752, 2795, 2938, 3328, 3440, 3616, 4160, 4472, 4520, 4859, 5504, 5590, 5876, 6880, 7232, 7345, 8320, 8944, 9040, 9718, 11008, 11180, 11752, 13760, 14464, 14690, 16640, 17888, 18080, 19436, 22360, 23504, 24295, 27520, 28928, 29380, 35776, 36160, 38872, 44720, 47008, 48590, 55040, 58760, 63167, 71552, 72320, 77744, 89440, 94016, 97180, 117520, 126334, 143104, 144640, 155488, 178880, 188032, 194360, 235040, 252668, 310976, 315835, 357760, 376064, 388720, 470080, 505336, 621952, 631670, 715520, 777440, 940160, 1010672, 1243904, 1263340, 1554880, 1880320, 2021344, 2526680, 3109760, 4042688, 5053360, 6219520, 8085376, 10106720, 16170752, 20213440, 40426880, 80853760]

約数ペア:

[(1, 80853760), (2, 40426880), (4, 20213440), (5, 16170752), (8, 10106720), (10, 8085376), (13, 6219520), (16, 5053360), (20, 4042688), (26, 3109760), (32, 2526680), (40, 2021344), (43, 1880320), (52, 1554880), (64, 1263340), (65, 1243904), (80, 1010672), (86, 940160), (104, 777440), (113, 715520), (128, 631670), (130, 621952), (160, 505336), (172, 470080), (208, 388720), (215, 376064), (226, 357760), (256, 315835), (260, 310976), (320, 252668), (344, 235040), (416, 194360), (430, 188032), (452, 178880), (520, 155488), (559, 144640), (565, 143104), (640, 126334), (688, 117520), (832, 97180), (860, 94016), (904, 89440), (1040, 77744), (1118, 72320), (1130, 71552), (1280, 63167), (1376, 58760), (1469, 55040), (1664, 48590), (1720, 47008), (1808, 44720), (2080, 38872), (2236, 36160), (2260, 35776), (2752, 29380), (2795, 28928), (2938, 27520), (3328, 24295), (3440, 23504), (3616, 22360), (4160, 19436), (4472, 18080), (4520, 17888), (4859, 16640), (5504, 14690), (5590, 14464), (5876, 13760), (6880, 11752), (7232, 11180), (7345, 11008), (8320, 9718), (8944, 9040)]