28320125

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3277

約数の個数: 16

約数和(自身を含む): 35852544

約数和(自身を除く): 7532419

約数列:

[1, 5, 25, 71, 125, 355, 1775, 3191, 8875, 15955, 79775, 226561, 398875, 1132805, 5664025, 28320125]

約数ペア:

[(1, 28320125), (5, 5664025), (25, 1132805), (71, 398875), (125, 226561), (355, 79775), (1775, 15955), (3191, 8875)]