25181570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1330

約数の個数: 32

約数和(自身を含む): 47589120

約数和(自身を除く): 22407550

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 1223, 2059, 2446, 4118, 6115, 10295, 12230, 20590, 35467, 70934, 86833, 173666, 177335, 354670, 434165, 868330, 2518157, 5036314, 12590785, 25181570]

約数ペア:

[(1, 25181570), (2, 12590785), (5, 5036314), (10, 2518157), (29, 868330), (58, 434165), (71, 354670), (142, 177335), (145, 173666), (290, 86833), (355, 70934), (710, 35467), (1223, 20590), (2059, 12230), (2446, 10295), (4118, 6115)]