205180525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 295695360

約数和(自身を除く): 90514835

約数列:

[1, 5, 11, 19, 25, 55, 95, 107, 209, 275, 367, 475, 535, 1045, 1177, 1835, 2033, 2675, 4037, 5225, 5885, 6973, 9175, 10165, 20185, 22363, 29425, 34865, 39269, 50825, 76703, 100925, 111815, 174325, 196345, 383515, 431959, 559075, 746111, 981725, 1917575, 2159795, 3730555, 8207221, 10798975, 18652775, 41036105, 205180525]

約数ペア:

[(1, 205180525), (5, 41036105), (11, 18652775), (19, 10798975), (25, 8207221), (55, 3730555), (95, 2159795), (107, 1917575), (209, 981725), (275, 746111), (367, 559075), (475, 431959), (535, 383515), (1045, 196345), (1177, 174325), (1835, 111815), (2033, 100925), (2675, 76703), (4037, 50825), (5225, 39269), (5885, 34865), (6973, 29425), (9175, 22363), (10165, 20185)]