255291260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79283}}^1$

素因数の和:79322

約数の個数: 48

約数和(自身を含む): 639346176

約数和(自身を除く): 384054916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 79283, 158566, 317132, 396415, 554981, 792830, 1109962, 1585660, 1823509, 2219924, 2774905, 3647018, 5549810, 7294036, 9117545, 11099620, 12764563, 18235090, 25529126, 36470180, 51058252, 63822815, 127645630, 255291260]

約数ペア:

[(1, 255291260), (2, 127645630), (4, 63822815), (5, 51058252), (7, 36470180), (10, 25529126), (14, 18235090), (20, 12764563), (23, 11099620), (28, 9117545), (35, 7294036), (46, 5549810), (70, 3647018), (92, 2774905), (115, 2219924), (140, 1823509), (161, 1585660), (230, 1109962), (322, 792830), (460, 554981), (644, 396415), (805, 317132), (1610, 158566), (3220, 79283)]