155364275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 224985600

約数和(自身を除く): 69621325

約数列:

[1, 5, 11, 17, 25, 55, 85, 167, 187, 199, 275, 425, 835, 935, 995, 1837, 2189, 2839, 3383, 4175, 4675, 4975, 9185, 10945, 14195, 16915, 31229, 33233, 37213, 45925, 54725, 70975, 84575, 156145, 166165, 186065, 365563, 564961, 780725, 830825, 930325, 1827815, 2824805, 6214571, 9139075, 14124025, 31072855, 155364275]

約数ペア:

[(1, 155364275), (5, 31072855), (11, 14124025), (17, 9139075), (25, 6214571), (55, 2824805), (85, 1827815), (167, 930325), (187, 830825), (199, 780725), (275, 564961), (425, 365563), (835, 186065), (935, 166165), (995, 156145), (1837, 84575), (2189, 70975), (2839, 54725), (3383, 45925), (4175, 37213), (4675, 33233), (4975, 31229), (9185, 16915), (10945, 14195)]