26013280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 66528000

約数和(自身を除く): 40514720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 76, 80, 86, 95, 152, 160, 172, 190, 199, 215, 304, 344, 380, 398, 430, 608, 688, 760, 796, 817, 860, 995, 1376, 1520, 1592, 1634, 1720, 1990, 3040, 3184, 3268, 3440, 3781, 3980, 4085, 6368, 6536, 6880, 7562, 7960, 8170, 8557, 13072, 15124, 15920, 16340, 17114, 18905, 26144, 30248, 31840, 32680, 34228, 37810, 42785, 60496, 65360, 68456, 75620, 85570, 120992, 130720, 136912, 151240, 162583, 171140, 273824, 302480, 325166, 342280, 604960, 650332, 684560, 812915, 1300664, 1369120, 1625830, 2601328, 3251660, 5202656, 6503320, 13006640, 26013280]

約数ペア:

[(1, 26013280), (2, 13006640), (4, 6503320), (5, 5202656), (8, 3251660), (10, 2601328), (16, 1625830), (19, 1369120), (20, 1300664), (32, 812915), (38, 684560), (40, 650332), (43, 604960), (76, 342280), (80, 325166), (86, 302480), (95, 273824), (152, 171140), (160, 162583), (172, 151240), (190, 136912), (199, 130720), (215, 120992), (304, 85570), (344, 75620), (380, 68456), (398, 65360), (430, 60496), (608, 42785), (688, 37810), (760, 34228), (796, 32680), (817, 31840), (860, 30248), (995, 26144), (1376, 18905), (1520, 17114), (1592, 16340), (1634, 15920), (1720, 15124), (1990, 13072), (3040, 8557), (3184, 8170), (3268, 7960), (3440, 7562), (3781, 6880), (3980, 6536), (4085, 6368)]