64998905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 22818055

約数列:

[1, 5, 17, 19, 85, 95, 167, 241, 323, 835, 1205, 1615, 2839, 3173, 4097, 4579, 14195, 15865, 20485, 22895, 40247, 53941, 77843, 201235, 269705, 389215, 684199, 764693, 3420995, 3823465, 12999781, 64998905]

約数ペア:

[(1, 64998905), (5, 12999781), (17, 3823465), (19, 3420995), (85, 764693), (95, 684199), (167, 389215), (241, 269705), (323, 201235), (835, 77843), (1205, 53941), (1615, 40247), (2839, 22895), (3173, 20485), (4097, 15865), (4579, 14195)]