205381750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{117361}}^1$

素因数の和:117385

約数の個数: 32

約数和(自身を含む): 439403328

約数和(自身を除く): 234021578

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 117361, 234722, 586805, 821527, 1173610, 1643054, 2934025, 4107635, 5868050, 8215270, 14670125, 20538175, 29340250, 41076350, 102690875, 205381750]

約数ペア:

[(1, 205381750), (2, 102690875), (5, 41076350), (7, 29340250), (10, 20538175), (14, 14670125), (25, 8215270), (35, 5868050), (50, 4107635), (70, 2934025), (125, 1643054), (175, 1173610), (250, 821527), (350, 586805), (875, 234722), (1750, 117361)]