201542675

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 272982528

約数和(自身を除く): 71439853

約数列:

[1, 5, 23, 25, 41, 83, 103, 115, 205, 415, 515, 575, 943, 1025, 1909, 2075, 2369, 2575, 3403, 4223, 4715, 8549, 9545, 11845, 17015, 21115, 23575, 42745, 47725, 59225, 78269, 85075, 97129, 105575, 196627, 213725, 350509, 391345, 485645, 983135, 1752545, 1956725, 2428225, 4915675, 8061707, 8762725, 40308535, 201542675]

約数ペア:

[(1, 201542675), (5, 40308535), (23, 8762725), (25, 8061707), (41, 4915675), (83, 2428225), (103, 1956725), (115, 1752545), (205, 983135), (415, 485645), (515, 391345), (575, 350509), (943, 213725), (1025, 196627), (1909, 105575), (2075, 97129), (2369, 85075), (2575, 78269), (3403, 59225), (4223, 47725), (4715, 42745), (8549, 23575), (9545, 21115), (11845, 17015)]