156968984240

素因数分解:

$2^4\times 5^1\times {\mathrm{1962112303}}^1$

素因数の和:1962112316

約数の個数: 20

約数和(自身を含む): 364952888544

約数和(自身を除く): 207983904304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962112303, 3924224606, 7848449212, 9810561515, 15696898424, 19621123030, 31393796848, 39242246060, 78484492120, 156968984240]

約数ペア:

[(1, 156968984240), (2, 78484492120), (4, 39242246060), (5, 31393796848), (8, 19621123030), (10, 15696898424), (16, 9810561515), (20, 7848449212), (40, 3924224606), (80, 1962112303)]