256522945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{9173}}^1$

素因数の和:9249

約数の個数: 32

約数和(自身を含む): 380464128

約数和(自身を除く): 123941183

約数列:

[1, 5, 7, 17, 35, 47, 85, 119, 235, 329, 595, 799, 1645, 3995, 5593, 9173, 27965, 45865, 64211, 155941, 321055, 431131, 779705, 1091587, 2155655, 3017917, 5457935, 7329227, 15089585, 36646135, 51304589, 256522945]

約数ペア:

[(1, 256522945), (5, 51304589), (7, 36646135), (17, 15089585), (35, 7329227), (47, 5457935), (85, 3017917), (119, 2155655), (235, 1091587), (329, 779705), (595, 431131), (799, 321055), (1645, 155941), (3995, 64211), (5593, 45865), (9173, 27965)]