82821440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:536

約数の個数: 112

約数和(自身を含む): 217797888

約数和(自身を除く): 134976448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 320, 344, 416, 430, 463, 520, 559, 688, 832, 860, 926, 1040, 1118, 1376, 1720, 1852, 2080, 2236, 2315, 2752, 2795, 3440, 3704, 4160, 4472, 4630, 5590, 6019, 6880, 7408, 8944, 9260, 11180, 12038, 13760, 14816, 17888, 18520, 19909, 22360, 24076, 29632, 30095, 35776, 37040, 39818, 44720, 48152, 60190, 74080, 79636, 89440, 96304, 99545, 120380, 148160, 159272, 178880, 192608, 199090, 240760, 258817, 318544, 385216, 398180, 481520, 517634, 637088, 796360, 963040, 1035268, 1274176, 1294085, 1592720, 1926080, 2070536, 2588170, 3185440, 4141072, 5176340, 6370880, 8282144, 10352680, 16564288, 20705360, 41410720, 82821440]

約数ペア:

[(1, 82821440), (2, 41410720), (4, 20705360), (5, 16564288), (8, 10352680), (10, 8282144), (13, 6370880), (16, 5176340), (20, 4141072), (26, 3185440), (32, 2588170), (40, 2070536), (43, 1926080), (52, 1592720), (64, 1294085), (65, 1274176), (80, 1035268), (86, 963040), (104, 796360), (130, 637088), (160, 517634), (172, 481520), (208, 398180), (215, 385216), (260, 318544), (320, 258817), (344, 240760), (416, 199090), (430, 192608), (463, 178880), (520, 159272), (559, 148160), (688, 120380), (832, 99545), (860, 96304), (926, 89440), (1040, 79636), (1118, 74080), (1376, 60190), (1720, 48152), (1852, 44720), (2080, 39818), (2236, 37040), (2315, 35776), (2752, 30095), (2795, 29632), (3440, 24076), (3704, 22360), (4160, 19909), (4472, 18520), (4630, 17888), (5590, 14816), (6019, 13760), (6880, 12038), (7408, 11180), (8944, 9260)]