13428950

素因数分解:

$2^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{641}}^1$

素因数の和:1072

約数の個数: 24

約数和(自身を含む): 25076520

約数和(自身を除く): 11647570

約数列:

[1, 2, 5, 10, 25, 50, 419, 641, 838, 1282, 2095, 3205, 4190, 6410, 10475, 16025, 20950, 32050, 268579, 537158, 1342895, 2685790, 6714475, 13428950]

約数ペア:

[(1, 13428950), (2, 6714475), (5, 2685790), (10, 1342895), (25, 537158), (50, 268579), (419, 32050), (641, 20950), (838, 16025), (1282, 10475), (2095, 6410), (3205, 4190)]