25568540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19081}}^1$

素因数の和:19157

約数の個数: 24

約数和(自身を含む): 54498192

約数和(自身を除く): 28929652

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 19081, 38162, 76324, 95405, 190810, 381620, 1278427, 2556854, 5113708, 6392135, 12784270, 25568540]

約数ペア:

[(1, 25568540), (2, 12784270), (4, 6392135), (5, 5113708), (10, 2556854), (20, 1278427), (67, 381620), (134, 190810), (268, 95405), (335, 76324), (670, 38162), (1340, 19081)]