2109457925

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{10903}}^1$

素因数の和:11093

約数の個数: 24

約数和(自身を含む): 2677150080

約数和(自身を除く): 567692155

約数列:

[1, 5, 25, 71, 109, 355, 545, 1775, 2725, 7739, 10903, 38695, 54515, 193475, 272575, 774113, 1188427, 3870565, 5942135, 19352825, 29710675, 84378317, 421891585, 2109457925]

約数ペア:

[(1, 2109457925), (5, 421891585), (25, 84378317), (71, 29710675), (109, 19352825), (355, 5942135), (545, 3870565), (1775, 1188427), (2725, 774113), (7739, 272575), (10903, 193475), (38695, 54515)]