79407860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2207}}^1$

素因数の和:2480

約数の個数: 48

約数和(自身を含む): 191407104

約数和(自身を除く): 111999244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2207, 2570, 3598, 4414, 5140, 7196, 8828, 8995, 11035, 15449, 17990, 22070, 30898, 35980, 44140, 61796, 77245, 154490, 308980, 567199, 1134398, 2268796, 2835995, 3970393, 5671990, 7940786, 11343980, 15881572, 19851965, 39703930, 79407860]

約数ペア:

[(1, 79407860), (2, 39703930), (4, 19851965), (5, 15881572), (7, 11343980), (10, 7940786), (14, 5671990), (20, 3970393), (28, 2835995), (35, 2268796), (70, 1134398), (140, 567199), (257, 308980), (514, 154490), (1028, 77245), (1285, 61796), (1799, 44140), (2207, 35980), (2570, 30898), (3598, 22070), (4414, 17990), (5140, 15449), (7196, 11035), (8828, 8995)]