81374270

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{83891}}^1$

素因数の和:83995

約数の個数: 16

約数和(自身を含む): 147985488

約数和(自身を除く): 66611218

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 83891, 167782, 419455, 838910, 8137427, 16274854, 40687135, 81374270]

約数ペア:

[(1, 81374270), (2, 40687135), (5, 16274854), (10, 8137427), (97, 838910), (194, 419455), (485, 167782), (970, 83891)]