215686525

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 36

約数和(自身を含む): 286356672

約数和(自身を除く): 70670147

約数列:

[1, 5, 23, 25, 47, 115, 235, 347, 529, 575, 1081, 1175, 1735, 2645, 5405, 7981, 8675, 13225, 16309, 24863, 27025, 39905, 81545, 124315, 183563, 199525, 375107, 407725, 621575, 917815, 1875535, 4589075, 8627461, 9377675, 43137305, 215686525]

約数ペア:

[(1, 215686525), (5, 43137305), (23, 9377675), (25, 8627461), (47, 4589075), (115, 1875535), (235, 917815), (347, 621575), (529, 407725), (575, 375107), (1081, 199525), (1175, 183563), (1735, 124315), (2645, 81545), (5405, 39905), (7981, 27025), (8675, 24863), (13225, 16309)]