25159264

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 53787888

約数和(自身を除く): 28628624

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 197, 208, 307, 394, 416, 614, 788, 1228, 1576, 2456, 2561, 3152, 3991, 4912, 5122, 6304, 7982, 9824, 10244, 15964, 20488, 31928, 40976, 60479, 63856, 81952, 120958, 127712, 241916, 483832, 786227, 967664, 1572454, 1935328, 3144908, 6289816, 12579632, 25159264]

約数ペア:

[(1, 25159264), (2, 12579632), (4, 6289816), (8, 3144908), (13, 1935328), (16, 1572454), (26, 967664), (32, 786227), (52, 483832), (104, 241916), (197, 127712), (208, 120958), (307, 81952), (394, 63856), (416, 60479), (614, 40976), (788, 31928), (1228, 20488), (1576, 15964), (2456, 10244), (2561, 9824), (3152, 7982), (3991, 6304), (4912, 5122)]