81319504

素因数分解:

$2^4\times 7^1\times {\mathrm{797}}^1\times {\mathrm{911}}^1$

素因数の和:1723

約数の個数: 40

約数和(自身を含む): 180488448

約数和(自身を除く): 99168944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 797, 911, 1594, 1822, 3188, 3644, 5579, 6376, 6377, 7288, 11158, 12752, 12754, 14576, 22316, 25508, 44632, 51016, 89264, 102032, 726067, 1452134, 2904268, 5082469, 5808536, 10164938, 11617072, 20329876, 40659752, 81319504]

約数ペア:

[(1, 81319504), (2, 40659752), (4, 20329876), (7, 11617072), (8, 10164938), (14, 5808536), (16, 5082469), (28, 2904268), (56, 1452134), (112, 726067), (797, 102032), (911, 89264), (1594, 51016), (1822, 44632), (3188, 25508), (3644, 22316), (5579, 14576), (6376, 12754), (6377, 12752), (7288, 11158)]