15943025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 25069824

約数和(自身を除く): 9126799

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 115, 119, 161, 175, 233, 391, 425, 575, 595, 805, 1165, 1631, 1955, 2737, 2975, 3961, 4025, 5359, 5825, 8155, 9775, 13685, 19805, 26795, 27727, 37513, 40775, 68425, 91103, 99025, 133975, 138635, 187565, 455515, 637721, 693175, 937825, 2277575, 3188605, 15943025]

約数ペア:

[(1, 15943025), (5, 3188605), (7, 2277575), (17, 937825), (23, 693175), (25, 637721), (35, 455515), (85, 187565), (115, 138635), (119, 133975), (161, 99025), (175, 91103), (233, 68425), (391, 40775), (425, 37513), (575, 27727), (595, 26795), (805, 19805), (1165, 13685), (1631, 9775), (1955, 8155), (2737, 5825), (2975, 5359), (3961, 4025)]