81277270

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{83791}}^1$

素因数の和:83895

約数の個数: 16

約数和(自身を含む): 147809088

約数和(自身を除く): 66531818

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 83791, 167582, 418955, 837910, 8127727, 16255454, 40638635, 81277270]

約数ペア:

[(1, 81277270), (2, 40638635), (5, 16255454), (10, 8127727), (97, 837910), (194, 418955), (485, 167582), (970, 83791)]