51890260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42533}}^1$

素因数の和:42603

約数の個数: 24

約数和(自身を含む): 110758536

約数和(自身を除く): 58868276

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 42533, 85066, 170132, 212665, 425330, 850660, 2594513, 5189026, 10378052, 12972565, 25945130, 51890260]

約数ペア:

[(1, 51890260), (2, 25945130), (4, 12972565), (5, 10378052), (10, 5189026), (20, 2594513), (61, 850660), (122, 425330), (244, 212665), (305, 170132), (610, 85066), (1220, 42533)]