78138103696

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{31105933}}^1$

素因数の和:31106098

約数の個数: 20

約数和(自身を含む): 152356864732

約数和(自身を除く): 74218761036

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 31105933, 62211866, 124423732, 248847464, 497694928, 4883631481, 9767262962, 19534525924, 39069051848, 78138103696]

約数ペア:

[(1, 78138103696), (2, 39069051848), (4, 19534525924), (8, 9767262962), (16, 4883631481), (157, 497694928), (314, 248847464), (628, 124423732), (1256, 62211866), (2512, 31105933)]