80198804

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{349}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 166992000

約数和(自身を除く): 86793196

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 283, 349, 406, 566, 698, 812, 1132, 1396, 1981, 2443, 3962, 4886, 7924, 8207, 9772, 10121, 16414, 20242, 32828, 40484, 57449, 70847, 98767, 114898, 141694, 197534, 229796, 283388, 395068, 691369, 1382738, 2765476, 2864243, 5728486, 11456972, 20049701, 40099402, 80198804]

約数ペア:

[(1, 80198804), (2, 40099402), (4, 20049701), (7, 11456972), (14, 5728486), (28, 2864243), (29, 2765476), (58, 1382738), (116, 691369), (203, 395068), (283, 283388), (349, 229796), (406, 197534), (566, 141694), (698, 114898), (812, 98767), (1132, 70847), (1396, 57449), (1981, 40484), (2443, 32828), (3962, 20242), (4886, 16414), (7924, 10121), (8207, 9772)]