83187440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{148549}}^1$

素因数の和:148569

約数の個数: 40

約数和(自身を含む): 221042400

約数和(自身を除く): 137854960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 148549, 297098, 594196, 742745, 1039843, 1188392, 1485490, 2079686, 2376784, 2970980, 4159372, 5199215, 5941960, 8318744, 10398430, 11883920, 16637488, 20796860, 41593720, 83187440]

約数ペア:

[(1, 83187440), (2, 41593720), (4, 20796860), (5, 16637488), (7, 11883920), (8, 10398430), (10, 8318744), (14, 5941960), (16, 5199215), (20, 4159372), (28, 2970980), (35, 2376784), (40, 2079686), (56, 1485490), (70, 1188392), (80, 1039843), (112, 742745), (140, 594196), (280, 297098), (560, 148549)]