66561655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 89994240

約数和(自身を除く): 23432585

約数列:

[1, 5, 19, 23, 41, 95, 115, 205, 437, 743, 779, 943, 2185, 3715, 3895, 4715, 14117, 17089, 17917, 30463, 70585, 85445, 89585, 152315, 324691, 578797, 700649, 1623455, 2893985, 3503245, 13312331, 66561655]

約数ペア:

[(1, 66561655), (5, 13312331), (19, 3503245), (23, 2893985), (41, 1623455), (95, 700649), (115, 578797), (205, 324691), (437, 152315), (743, 89585), (779, 85445), (943, 70585), (2185, 30463), (3715, 17917), (3895, 17089), (4715, 14117)]