266738576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{12697}}^1$

素因数の和:12819

約数の個数: 40

約数和(自身を含む): 562115064

約数和(自身を除く): 295376488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 5252, 10504, 12697, 21008, 25394, 50788, 101576, 165061, 203152, 330122, 660244, 1282397, 1320488, 2564794, 2640976, 5129588, 10259176, 16671161, 20518352, 33342322, 66684644, 133369288, 266738576]

約数ペア:

[(1, 266738576), (2, 133369288), (4, 66684644), (8, 33342322), (13, 20518352), (16, 16671161), (26, 10259176), (52, 5129588), (101, 2640976), (104, 2564794), (202, 1320488), (208, 1282397), (404, 660244), (808, 330122), (1313, 203152), (1616, 165061), (2626, 101576), (5252, 50788), (10504, 25394), (12697, 21008)]