257863072

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5711}}^1$

素因数の和:5821

約数の個数: 48

約数和(自身を含む): 544102272

約数和(自身を除く): 286239200

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 83, 136, 166, 272, 332, 544, 664, 1328, 1411, 2656, 2822, 5644, 5711, 11288, 11422, 22576, 22844, 45152, 45688, 91376, 97087, 182752, 194174, 388348, 474013, 776696, 948026, 1553392, 1896052, 3106784, 3792104, 7584208, 8058221, 15168416, 16116442, 32232884, 64465768, 128931536, 257863072]

約数ペア:

[(1, 257863072), (2, 128931536), (4, 64465768), (8, 32232884), (16, 16116442), (17, 15168416), (32, 8058221), (34, 7584208), (68, 3792104), (83, 3106784), (136, 1896052), (166, 1553392), (272, 948026), (332, 776696), (544, 474013), (664, 388348), (1328, 194174), (1411, 182752), (2656, 97087), (2822, 91376), (5644, 45688), (5711, 45152), (11288, 22844), (11422, 22576)]