80130775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1129}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 105930720

約数和(自身を除く): 25799945

約数列:

[1, 5, 17, 25, 85, 167, 425, 835, 1129, 2839, 4175, 5645, 14195, 19193, 28225, 70975, 95965, 188543, 479825, 942715, 3205231, 4713575, 16026155, 80130775]

約数ペア:

[(1, 80130775), (5, 16026155), (17, 4713575), (25, 3205231), (85, 942715), (167, 479825), (425, 188543), (835, 95965), (1129, 70975), (2839, 28225), (4175, 19193), (5645, 14195)]