205678144

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:20003

約数の個数: 56

約数和(自身を含む): 486753408

約数和(自身を除く): 281075264

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 5152, 10304, 19961, 39922, 79844, 139727, 159688, 279454, 319376, 459103, 558908, 638752, 918206, 1117816, 1277504, 1836412, 2235632, 3213721, 3672824, 4471264, 6427442, 7345648, 8942528, 12854884, 14691296, 25709768, 29382592, 51419536, 102839072, 205678144]

約数ペア:

[(1, 205678144), (2, 102839072), (4, 51419536), (7, 29382592), (8, 25709768), (14, 14691296), (16, 12854884), (23, 8942528), (28, 7345648), (32, 6427442), (46, 4471264), (56, 3672824), (64, 3213721), (92, 2235632), (112, 1836412), (161, 1277504), (184, 1117816), (224, 918206), (322, 638752), (368, 558908), (448, 459103), (644, 319376), (736, 279454), (1288, 159688), (1472, 139727), (2576, 79844), (5152, 39922), (10304, 19961)]