81097672

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{247249}}^1$

素因数の和:247296

約数の個数: 16

約数和(自身を含む): 155767500

約数和(自身を除く): 74669828

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 247249, 494498, 988996, 1977992, 10137209, 20274418, 40548836, 81097672]

約数ペア:

[(1, 81097672), (2, 40548836), (4, 20274418), (8, 10137209), (41, 1977992), (82, 988996), (164, 494498), (328, 247249)]