54088400

素因数分解:

$2^4\times 5^2\times {\mathrm{135221}}^1$

素因数の和:135239

約数の個数: 30

約数和(自身を含む): 129948342

約数和(自身を除く): 75859942

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 135221, 270442, 540884, 676105, 1081768, 1352210, 2163536, 2704420, 3380525, 5408840, 6761050, 10817680, 13522100, 27044200, 54088400]

約数ペア:

[(1, 54088400), (2, 27044200), (4, 13522100), (5, 10817680), (8, 6761050), (10, 5408840), (16, 3380525), (20, 2704420), (25, 2163536), (40, 1352210), (50, 1081768), (80, 676105), (100, 540884), (200, 270442), (400, 135221)]