51203960

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2851}}^1$

素因数の和:3311

約数の個数: 32

約数和(自身を含む): 115506000

約数和(自身を除く): 64302040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 2851, 3592, 4490, 5702, 8980, 11404, 14255, 17960, 22808, 28510, 57020, 114040, 1280099, 2560198, 5120396, 6400495, 10240792, 12800990, 25601980, 51203960]

約数ペア:

[(1, 51203960), (2, 25601980), (4, 12800990), (5, 10240792), (8, 6400495), (10, 5120396), (20, 2560198), (40, 1280099), (449, 114040), (898, 57020), (1796, 28510), (2245, 22808), (2851, 17960), (3592, 14255), (4490, 11404), (5702, 8980)]