80337842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{19681}}^1$

素因数の和:19853

約数の個数: 16

約数和(自身を含む): 130609752

約数和(自身を除く): 50271910

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 19681, 39362, 255853, 511706, 3089917, 6179834, 40168921, 80337842]

約数ペア:

[(1, 80337842), (2, 40168921), (13, 6179834), (26, 3089917), (157, 511706), (314, 255853), (2041, 39362), (4082, 19681)]