55071320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20549}}^1$

素因数の和:20627

約数の個数: 32

約数和(自身を含む): 125766000

約数和(自身を除く): 70694680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20549, 41098, 82196, 102745, 164392, 205490, 410980, 821960, 1376783, 2753566, 5507132, 6883915, 11014264, 13767830, 27535660, 55071320]

約数ペア:

[(1, 55071320), (2, 27535660), (4, 13767830), (5, 11014264), (8, 6883915), (10, 5507132), (20, 2753566), (40, 1376783), (67, 821960), (134, 410980), (268, 205490), (335, 164392), (536, 102745), (670, 82196), (1340, 41098), (2680, 20549)]