255745016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{2957}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 505818000

約数和(自身を除く): 250072984

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 569, 1138, 2276, 2957, 4552, 5914, 10811, 11828, 21622, 23656, 43244, 56183, 86488, 112366, 224732, 449464, 1682533, 3365066, 6730132, 13460264, 31968127, 63936254, 127872508, 255745016]

約数ペア:

[(1, 255745016), (2, 127872508), (4, 63936254), (8, 31968127), (19, 13460264), (38, 6730132), (76, 3365066), (152, 1682533), (569, 449464), (1138, 224732), (2276, 112366), (2957, 86488), (4552, 56183), (5914, 43244), (10811, 23656), (11828, 21622)]