25226840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9413}}^1$

素因数の和:9491

約数の個数: 32

約数和(自身を含む): 57613680

約数和(自身を除く): 32386840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 9413, 18826, 37652, 47065, 75304, 94130, 188260, 376520, 630671, 1261342, 2522684, 3153355, 5045368, 6306710, 12613420, 25226840]

約数ペア:

[(1, 25226840), (2, 12613420), (4, 6306710), (5, 5045368), (8, 3153355), (10, 2522684), (20, 1261342), (40, 630671), (67, 376520), (134, 188260), (268, 94130), (335, 75304), (536, 47065), (670, 37652), (1340, 18826), (2680, 9413)]