203530375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 287146080

約数和(自身を除く): 83615705

約数列:

[1, 5, 17, 19, 25, 71, 85, 95, 125, 323, 355, 425, 475, 1207, 1349, 1615, 1775, 2125, 2375, 5041, 6035, 6745, 8075, 8875, 22933, 25205, 30175, 33725, 40375, 85697, 95779, 114665, 126025, 150875, 168625, 428485, 478895, 573325, 630125, 1628243, 2142425, 2394475, 2866625, 8141215, 10712125, 11972375, 40706075, 203530375]

約数ペア:

[(1, 203530375), (5, 40706075), (17, 11972375), (19, 10712125), (25, 8141215), (71, 2866625), (85, 2394475), (95, 2142425), (125, 1628243), (323, 630125), (355, 573325), (425, 478895), (475, 428485), (1207, 168625), (1349, 150875), (1615, 126025), (1775, 114665), (2125, 95779), (2375, 85697), (5041, 40375), (6035, 33725), (6745, 30175), (8075, 25205), (8875, 22933)]