12879065840

素因数分解:

$2^4\times 5^1\times {\mathrm{5021}}^1\times {\mathrm{32063}}^1$

素因数の和:37097

約数の個数: 40

約数和(自身を含む): 29950725888

約数和(自身を除く): 17071660048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5021, 10042, 20084, 25105, 32063, 40168, 50210, 64126, 80336, 100420, 128252, 160315, 200840, 256504, 320630, 401680, 513008, 641260, 1282520, 2565040, 160988323, 321976646, 643953292, 804941615, 1287906584, 1609883230, 2575813168, 3219766460, 6439532920, 12879065840]

約数ペア:

[(1, 12879065840), (2, 6439532920), (4, 3219766460), (5, 2575813168), (8, 1609883230), (10, 1287906584), (16, 804941615), (20, 643953292), (40, 321976646), (80, 160988323), (5021, 2565040), (10042, 1282520), (20084, 641260), (25105, 513008), (32063, 401680), (40168, 320630), (50210, 256504), (64126, 200840), (80336, 160315), (100420, 128252)]