81409930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{6089}}^1$

素因数の和:6294

約数の個数: 32

約数和(自身を含む): 168376320

約数和(自身を除く): 86966390

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 191, 382, 955, 1337, 1910, 2674, 6089, 6685, 12178, 13370, 30445, 42623, 60890, 85246, 213115, 426230, 1162999, 2325998, 5814995, 8140993, 11629990, 16281986, 40704965, 81409930]

約数ペア:

[(1, 81409930), (2, 40704965), (5, 16281986), (7, 11629990), (10, 8140993), (14, 5814995), (35, 2325998), (70, 1162999), (191, 426230), (382, 213115), (955, 85246), (1337, 60890), (1910, 42623), (2674, 30445), (6089, 13370), (6685, 12178)]