257047030

素因数分解:

$2^1\times 5^1\times {\mathrm{4073}}^1\times {\mathrm{6311}}^1$

素因数の和:10391

約数の個数: 16

約数和(自身を含む): 462871584

約数和(自身を除く): 205824554

約数列:

[1, 2, 5, 10, 4073, 6311, 8146, 12622, 20365, 31555, 40730, 63110, 25704703, 51409406, 128523515, 257047030]

約数ペア:

[(1, 257047030), (2, 128523515), (5, 51409406), (10, 25704703), (4073, 63110), (6311, 40730), (8146, 31555), (12622, 20365)]