61639984

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{12799}}^1$

素因数の和:12857

約数の個数: 40

約数和(自身を含む): 139673600

約数和(自身を除く): 78033616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 12799, 25598, 51196, 89593, 102392, 179186, 204784, 358372, 550357, 716744, 1100714, 1433488, 2201428, 3852499, 4402856, 7704998, 8805712, 15409996, 30819992, 61639984]

約数ペア:

[(1, 61639984), (2, 30819992), (4, 15409996), (7, 8805712), (8, 7704998), (14, 4402856), (16, 3852499), (28, 2201428), (43, 1433488), (56, 1100714), (86, 716744), (112, 550357), (172, 358372), (301, 204784), (344, 179186), (602, 102392), (688, 89593), (1204, 51196), (2408, 25598), (4816, 12799)]