203438795

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 314081280

約数和(自身を除く): 110642485

約数列:

[1, 5, 7, 19, 23, 35, 47, 95, 115, 133, 161, 235, 283, 329, 437, 665, 805, 893, 1081, 1415, 1645, 1981, 2185, 3059, 4465, 5377, 5405, 6251, 6509, 7567, 9905, 13301, 15295, 20539, 26885, 31255, 32545, 37639, 37835, 45563, 66505, 93107, 102695, 123671, 143773, 188195, 227815, 252719, 305923, 465535, 618355, 718865, 865697, 1263595, 1529615, 1769033, 2141461, 4328485, 5812537, 8845165, 10707305, 29062685, 40687759, 203438795]

約数ペア:

[(1, 203438795), (5, 40687759), (7, 29062685), (19, 10707305), (23, 8845165), (35, 5812537), (47, 4328485), (95, 2141461), (115, 1769033), (133, 1529615), (161, 1263595), (235, 865697), (283, 718865), (329, 618355), (437, 465535), (665, 305923), (805, 252719), (893, 227815), (1081, 188195), (1415, 143773), (1645, 123671), (1981, 102695), (2185, 93107), (3059, 66505), (4465, 45563), (5377, 37835), (5405, 37639), (6251, 32545), (6509, 31255), (7567, 26885), (9905, 20539), (13301, 15295)]