72897260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{68771}}^1$

素因数の和:68833

約数の個数: 24

約数和(自身を含む): 155974896

約数和(自身を除く): 83077636

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 68771, 137542, 275084, 343855, 687710, 1375420, 3644863, 7289726, 14579452, 18224315, 36448630, 72897260]

約数ペア:

[(1, 72897260), (2, 36448630), (4, 18224315), (5, 14579452), (10, 7289726), (20, 3644863), (53, 1375420), (106, 687710), (212, 343855), (265, 275084), (530, 137542), (1060, 68771)]