87761264

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{39461}}^1$

素因数の和:39608

約数の個数: 20

約数和(自身を含む): 171265080

約数和(自身を除く): 83503816

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 39461, 78922, 157844, 315688, 631376, 5485079, 10970158, 21940316, 43880632, 87761264]

約数ペア:

[(1, 87761264), (2, 43880632), (4, 21940316), (8, 10970158), (16, 5485079), (139, 631376), (278, 315688), (556, 157844), (1112, 78922), (2224, 39461)]