654050

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 24

約数和(自身を含む): 1238016

約数和(自身を除く): 583966

約数列:

[1, 2, 5, 10, 25, 50, 103, 127, 206, 254, 515, 635, 1030, 1270, 2575, 3175, 5150, 6350, 13081, 26162, 65405, 130810, 327025, 654050]

約数ペア:

[(1, 654050), (2, 327025), (5, 130810), (10, 65405), (25, 26162), (50, 13081), (103, 6350), (127, 5150), (206, 3175), (254, 2575), (515, 1270), (635, 1030)]