83149780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2311}}^1$

素因数の和:2584

約数の個数: 48

約数和(自身を含む): 200422656

約数和(自身を除く): 117272876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2311, 2570, 3598, 4622, 5140, 7196, 8995, 9244, 11555, 16177, 17990, 23110, 32354, 35980, 46220, 64708, 80885, 161770, 323540, 593927, 1187854, 2375708, 2969635, 4157489, 5939270, 8314978, 11878540, 16629956, 20787445, 41574890, 83149780]

約数ペア:

[(1, 83149780), (2, 41574890), (4, 20787445), (5, 16629956), (7, 11878540), (10, 8314978), (14, 5939270), (20, 4157489), (28, 2969635), (35, 2375708), (70, 1187854), (140, 593927), (257, 323540), (514, 161770), (1028, 80885), (1285, 64708), (1799, 46220), (2311, 35980), (2570, 32354), (3598, 23110), (4622, 17990), (5140, 16177), (7196, 11555), (8995, 9244)]