26289140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 58931712

約数和(自身を除く): 32642572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 334, 340, 463, 668, 835, 926, 1670, 1852, 2315, 2839, 3340, 4630, 5678, 7871, 9260, 11356, 14195, 15742, 28390, 31484, 39355, 56780, 77321, 78710, 154642, 157420, 309284, 386605, 773210, 1314457, 1546420, 2628914, 5257828, 6572285, 13144570, 26289140]

約数ペア:

[(1, 26289140), (2, 13144570), (4, 6572285), (5, 5257828), (10, 2628914), (17, 1546420), (20, 1314457), (34, 773210), (68, 386605), (85, 309284), (167, 157420), (170, 154642), (334, 78710), (340, 77321), (463, 56780), (668, 39355), (835, 31484), (926, 28390), (1670, 15742), (1852, 14195), (2315, 11356), (2839, 9260), (3340, 7871), (4630, 5678)]