64377985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 93772800

約数和(自身を除く): 29394815

約数列:

[1, 5, 7, 19, 35, 95, 131, 133, 655, 665, 739, 917, 2489, 3695, 4585, 5173, 12445, 14041, 17423, 25865, 70205, 87115, 96809, 98287, 484045, 491435, 677663, 1839371, 3388315, 9196855, 12875597, 64377985]

約数ペア:

[(1, 64377985), (5, 12875597), (7, 9196855), (19, 3388315), (35, 1839371), (95, 677663), (131, 491435), (133, 484045), (655, 98287), (665, 96809), (739, 87115), (917, 70205), (2489, 25865), (3695, 17423), (4585, 14041), (5173, 12445)]