1992019925

素因数分解:

$5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{72503}}^1$

素因数の和:72677

約数の個数: 24

約数和(自身を含む): 2840996736

約数和(自身を除く): 848976811

約数列:

[1, 5, 7, 25, 35, 157, 175, 785, 1099, 3925, 5495, 27475, 72503, 362515, 507521, 1812575, 2537605, 11382971, 12688025, 56914855, 79680797, 284574275, 398403985, 1992019925]

約数ペア:

[(1, 1992019925), (5, 398403985), (7, 284574275), (25, 79680797), (35, 56914855), (157, 12688025), (175, 11382971), (785, 2537605), (1099, 1812575), (3925, 507521), (5495, 362515), (27475, 72503)]