20077925

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3701}}^1$

素因数の和:3749

約数の個数: 24

約数和(自身を含む): 29379072

約数和(自身を除く): 9301147

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 3701, 5425, 18505, 25907, 92525, 114731, 129535, 573655, 647675, 803117, 2868275, 4015585, 20077925]

約数ペア:

[(1, 20077925), (5, 4015585), (7, 2868275), (25, 803117), (31, 647675), (35, 573655), (155, 129535), (175, 114731), (217, 92525), (775, 25907), (1085, 18505), (3701, 5425)]