1688514325

素因数分解:

$5^2\times {\mathrm{19}}^3\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 2271332800

約数和(自身を除く): 582818475

約数列:

[1, 5, 19, 25, 43, 95, 215, 229, 361, 475, 817, 1075, 1145, 1805, 4085, 4351, 5725, 6859, 9025, 9847, 15523, 20425, 21755, 34295, 49235, 77615, 82669, 108775, 171475, 187093, 246175, 294937, 388075, 413345, 935465, 1474685, 1570711, 2066725, 3554767, 4677325, 7373425, 7853555, 17773835, 39267775, 67540573, 88869175, 337702865, 1688514325]

約数ペア:

[(1, 1688514325), (5, 337702865), (19, 88869175), (25, 67540573), (43, 39267775), (95, 17773835), (215, 7853555), (229, 7373425), (361, 4677325), (475, 3554767), (817, 2066725), (1075, 1570711), (1145, 1474685), (1805, 935465), (4085, 413345), (4351, 388075), (5725, 294937), (6859, 246175), (9025, 187093), (9847, 171475), (15523, 108775), (20425, 82669), (21755, 77615), (34295, 49235)]