87980368

素因数分解:

$2^4\times 7^1\times {\mathrm{809}}^1\times {\mathrm{971}}^1$

素因数の和:1795

約数の個数: 40

約数和(自身を含む): 195255360

約数和(自身を除く): 107274992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 809, 971, 1618, 1942, 3236, 3884, 5663, 6472, 6797, 7768, 11326, 12944, 13594, 15536, 22652, 27188, 45304, 54376, 90608, 108752, 785539, 1571078, 3142156, 5498773, 6284312, 10997546, 12568624, 21995092, 43990184, 87980368]

約数ペア:

[(1, 87980368), (2, 43990184), (4, 21995092), (7, 12568624), (8, 10997546), (14, 6284312), (16, 5498773), (28, 3142156), (56, 1571078), (112, 785539), (809, 108752), (971, 90608), (1618, 54376), (1942, 45304), (3236, 27188), (3884, 22652), (5663, 15536), (6472, 13594), (6797, 12944), (7768, 11326)]