26251520

素因数分解:

$2^8\times 5^1\times {\mathrm{20509}}^1$

素因数の和:20530

約数の個数: 36

約数和(自身を含む): 62883660

約数和(自身を除く): 36632140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20509, 41018, 82036, 102545, 164072, 205090, 328144, 410180, 656288, 820360, 1312576, 1640720, 2625152, 3281440, 5250304, 6562880, 13125760, 26251520]

約数ペア:

[(1, 26251520), (2, 13125760), (4, 6562880), (5, 5250304), (8, 3281440), (10, 2625152), (16, 1640720), (20, 1312576), (32, 820360), (40, 656288), (64, 410180), (80, 328144), (128, 205090), (160, 164072), (256, 102545), (320, 82036), (640, 41018), (1280, 20509)]