25606256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:729

約数の個数: 40

約数和(自身を含む): 53736144

約数和(自身を除く): 28129888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 401, 614, 802, 1228, 1604, 2456, 3208, 3991, 4912, 5213, 6416, 7982, 10426, 15964, 20852, 31928, 41704, 63856, 83408, 123107, 246214, 492428, 984856, 1600391, 1969712, 3200782, 6401564, 12803128, 25606256]

約数ペア:

[(1, 25606256), (2, 12803128), (4, 6401564), (8, 3200782), (13, 1969712), (16, 1600391), (26, 984856), (52, 492428), (104, 246214), (208, 123107), (307, 83408), (401, 63856), (614, 41704), (802, 31928), (1228, 20852), (1604, 15964), (2456, 10426), (3208, 7982), (3991, 6416), (4912, 5213)]