201990416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{73}}^2\times {\mathrm{103}}^1$

素因数の和:280

約数の個数: 60

約数和(自身を含む): 418062528

約数和(自身を除く): 216072112

約数列:

[1, 2, 4, 8, 16, 23, 46, 73, 92, 103, 146, 184, 206, 292, 368, 412, 584, 824, 1168, 1648, 1679, 2369, 3358, 4738, 5329, 6716, 7519, 9476, 10658, 13432, 15038, 18952, 21316, 26864, 30076, 37904, 42632, 60152, 85264, 120304, 122567, 172937, 245134, 345874, 490268, 548887, 691748, 980536, 1097774, 1383496, 1961072, 2195548, 2766992, 4391096, 8782192, 12624401, 25248802, 50497604, 100995208, 201990416]

約数ペア:

[(1, 201990416), (2, 100995208), (4, 50497604), (8, 25248802), (16, 12624401), (23, 8782192), (46, 4391096), (73, 2766992), (92, 2195548), (103, 1961072), (146, 1383496), (184, 1097774), (206, 980536), (292, 691748), (368, 548887), (412, 490268), (584, 345874), (824, 245134), (1168, 172937), (1648, 122567), (1679, 120304), (2369, 85264), (3358, 60152), (4738, 42632), (5329, 37904), (6716, 30076), (7519, 26864), (9476, 21316), (10658, 18952), (13432, 15038)]