26136680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15937}}^1$

素因数の和:15989

約数の個数: 32

約数和(自身を含む): 60245640

約数和(自身を除く): 34108960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15937, 31874, 63748, 79685, 127496, 159370, 318740, 637480, 653417, 1306834, 2613668, 3267085, 5227336, 6534170, 13068340, 26136680]

約数ペア:

[(1, 26136680), (2, 13068340), (4, 6534170), (5, 5227336), (8, 3267085), (10, 2613668), (20, 1306834), (40, 653417), (41, 637480), (82, 318740), (164, 159370), (205, 127496), (328, 79685), (410, 63748), (820, 31874), (1640, 15937)]