64675588

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1307}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 115365600

約数和(自身を除く): 50690012

約数列:

[1, 2, 4, 89, 139, 178, 278, 356, 556, 1307, 2614, 5228, 12371, 24742, 49484, 116323, 181673, 232646, 363346, 465292, 726692, 16168897, 32337794, 64675588]

約数ペア:

[(1, 64675588), (2, 32337794), (4, 16168897), (89, 726692), (139, 465292), (178, 363346), (278, 232646), (356, 181673), (556, 116323), (1307, 49484), (2614, 24742), (5228, 12371)]