210312575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 304480512

約数和(自身を除く): 94167937

約数列:

[1, 5, 11, 23, 25, 41, 55, 115, 205, 253, 275, 451, 575, 811, 943, 1025, 1265, 2255, 4055, 4715, 6325, 8921, 10373, 11275, 18653, 20275, 23575, 33251, 44605, 51865, 93265, 166255, 205183, 223025, 259325, 365761, 466325, 764773, 831275, 1025915, 1828805, 3823865, 5129575, 8412503, 9144025, 19119325, 42062515, 210312575]

約数ペア:

[(1, 210312575), (5, 42062515), (11, 19119325), (23, 9144025), (25, 8412503), (41, 5129575), (55, 3823865), (115, 1828805), (205, 1025915), (253, 831275), (275, 764773), (451, 466325), (575, 365761), (811, 259325), (943, 223025), (1025, 205183), (1265, 166255), (2255, 93265), (4055, 51865), (4715, 44605), (6325, 33251), (8921, 23575), (10373, 20275), (11275, 18653)]