79243840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 112

約数和(自身を含む): 208410048

約数和(自身を除く): 129166208

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, 443, 520, 559, 688, 832, 860, 886, 1040, 1118, 1376, 1720, 1772, 2080, 2215, 2236, 2752, 2795, 3440, 3544, 4160, 4430, 4472, 5590, 5759, 6880, 7088, 8860, 8944, 11180, 11518, 13760, 14176, 17720, 17888, 19049, 22360, 23036, 28352, 28795, 35440, 35776, 38098, 44720, 46072, 57590, 70880, 76196, 89440, 92144, 95245, 115180, 141760, 152392, 178880, 184288, 190490, 230360, 247637, 304784, 368576, 380980, 460720, 495274, 609568, 761960, 921440, 990548, 1219136, 1238185, 1523920, 1842880, 1981096, 2476370, 3047840, 3962192, 4952740, 6095680, 7924384, 9905480, 15848768, 19810960, 39621920, 79243840]

約数ペア:

[(1, 79243840), (2, 39621920), (4, 19810960), (5, 15848768), (8, 9905480), (10, 7924384), (13, 6095680), (16, 4952740), (20, 3962192), (26, 3047840), (32, 2476370), (40, 1981096), (43, 1842880), (52, 1523920), (64, 1238185), (65, 1219136), (80, 990548), (86, 921440), (104, 761960), (130, 609568), (160, 495274), (172, 460720), (208, 380980), (215, 368576), (260, 304784), (320, 247637), (344, 230360), (416, 190490), (430, 184288), (443, 178880), (520, 152392), (559, 141760), (688, 115180), (832, 95245), (860, 92144), (886, 89440), (1040, 76196), (1118, 70880), (1376, 57590), (1720, 46072), (1772, 44720), (2080, 38098), (2215, 35776), (2236, 35440), (2752, 28795), (2795, 28352), (3440, 23036), (3544, 22360), (4160, 19049), (4430, 17888), (4472, 17720), (5590, 14176), (5759, 13760), (6880, 11518), (7088, 11180), (8860, 8944)]