26876720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 68974752

約数和(自身を除く): 42098032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 601, 688, 860, 1040, 1118, 1202, 1720, 2236, 2404, 2795, 3005, 3440, 4472, 4808, 5590, 6010, 7813, 8944, 9616, 11180, 12020, 15626, 22360, 24040, 25843, 31252, 39065, 44720, 48080, 51686, 62504, 78130, 103372, 125008, 129215, 156260, 206744, 258430, 312520, 335959, 413488, 516860, 625040, 671918, 1033720, 1343836, 1679795, 2067440, 2687672, 3359590, 5375344, 6719180, 13438360, 26876720]

約数ペア:

[(1, 26876720), (2, 13438360), (4, 6719180), (5, 5375344), (8, 3359590), (10, 2687672), (13, 2067440), (16, 1679795), (20, 1343836), (26, 1033720), (40, 671918), (43, 625040), (52, 516860), (65, 413488), (80, 335959), (86, 312520), (104, 258430), (130, 206744), (172, 156260), (208, 129215), (215, 125008), (260, 103372), (344, 78130), (430, 62504), (520, 51686), (559, 48080), (601, 44720), (688, 39065), (860, 31252), (1040, 25843), (1118, 24040), (1202, 22360), (1720, 15626), (2236, 12020), (2404, 11180), (2795, 9616), (3005, 8944), (3440, 7813), (4472, 6010), (4808, 5590)]