87720752

素因数分解:

$2^4\times 7^1\times {\mathrm{883}}^1\times {\mathrm{887}}^1$

素因数の和:1785

約数の個数: 40

約数和(自身を含む): 194678016

約数和(自身を除く): 106957264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 883, 887, 1766, 1774, 3532, 3548, 6181, 6209, 7064, 7096, 12362, 12418, 14128, 14192, 24724, 24836, 49448, 49672, 98896, 99344, 783221, 1566442, 3132884, 5482547, 6265768, 10965094, 12531536, 21930188, 43860376, 87720752]

約数ペア:

[(1, 87720752), (2, 43860376), (4, 21930188), (7, 12531536), (8, 10965094), (14, 6265768), (16, 5482547), (28, 3132884), (56, 1566442), (112, 783221), (883, 99344), (887, 98896), (1766, 49672), (1774, 49448), (3532, 24836), (3548, 24724), (6181, 14192), (6209, 14128), (7064, 12418), (7096, 12362)]