206501975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 289267200

約数和(自身を除く): 82765225

約数列:

[1, 5, 17, 19, 25, 85, 95, 107, 239, 323, 425, 475, 535, 1195, 1615, 1819, 2033, 2675, 4063, 4541, 5975, 8075, 9095, 10165, 20315, 22705, 25573, 34561, 45475, 50825, 77197, 101575, 113525, 127865, 172805, 385985, 434741, 485887, 639325, 864025, 1929925, 2173705, 2429435, 8260079, 10868525, 12147175, 41300395, 206501975]

約数ペア:

[(1, 206501975), (5, 41300395), (17, 12147175), (19, 10868525), (25, 8260079), (85, 2429435), (95, 2173705), (107, 1929925), (239, 864025), (323, 639325), (425, 485887), (475, 434741), (535, 385985), (1195, 172805), (1615, 127865), (1819, 113525), (2033, 101575), (2675, 77197), (4063, 50825), (4541, 45475), (5975, 34561), (8075, 25573), (9095, 22705), (10165, 20315)]