25918160

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2551}}^1$

素因数の和:2691

約数の個数: 40

約数和(自身を含む): 60758016

約数和(自身を除く): 34839856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 2551, 5080, 5102, 10160, 10204, 12755, 20408, 25510, 40816, 51020, 102040, 204080, 323977, 647954, 1295908, 1619885, 2591816, 3239770, 5183632, 6479540, 12959080, 25918160]

約数ペア:

[(1, 25918160), (2, 12959080), (4, 6479540), (5, 5183632), (8, 3239770), (10, 2591816), (16, 1619885), (20, 1295908), (40, 647954), (80, 323977), (127, 204080), (254, 102040), (508, 51020), (635, 40816), (1016, 25510), (1270, 20408), (2032, 12755), (2540, 10204), (2551, 10160), (5080, 5102)]