205657568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1471}}^1$

素因数の和:1755

約数の個数: 48

約数和(自身を含む): 430665984

約数和(自身を除く): 225008416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 257, 272, 514, 544, 1028, 1471, 2056, 2942, 4112, 4369, 5884, 8224, 8738, 11768, 17476, 23536, 25007, 34952, 47072, 50014, 69904, 100028, 139808, 200056, 378047, 400112, 756094, 800224, 1512188, 3024376, 6048752, 6426799, 12097504, 12853598, 25707196, 51414392, 102828784, 205657568]

約数ペア:

[(1, 205657568), (2, 102828784), (4, 51414392), (8, 25707196), (16, 12853598), (17, 12097504), (32, 6426799), (34, 6048752), (68, 3024376), (136, 1512188), (257, 800224), (272, 756094), (514, 400112), (544, 378047), (1028, 200056), (1471, 139808), (2056, 100028), (2942, 69904), (4112, 50014), (4369, 47072), (5884, 34952), (8224, 25007), (8738, 23536), (11768, 17476)]