15678020170

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1\times {\mathrm{40127}}^1$

素因数の和:40662

約数の個数: 32

約数和(自身を含む): 28603238400

約数和(自身を除く): 12925218230

約数列:

[1, 2, 5, 10, 89, 178, 439, 445, 878, 890, 2195, 4390, 39071, 40127, 78142, 80254, 195355, 200635, 390710, 401270, 3571303, 7142606, 17615753, 17856515, 35231506, 35713030, 88078765, 176157530, 1567802017, 3135604034, 7839010085, 15678020170]

約数ペア:

[(1, 15678020170), (2, 7839010085), (5, 3135604034), (10, 1567802017), (89, 176157530), (178, 88078765), (439, 35713030), (445, 35231506), (878, 17856515), (890, 17615753), (2195, 7142606), (4390, 3571303), (39071, 401270), (40127, 390710), (78142, 200635), (80254, 195355)]