90129025

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8443}}^1$

素因数の和:8521

約数の個数: 24

約数和(自身を含む): 129834944

約数和(自身を除く): 39705919

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 8443, 10675, 42215, 59101, 211075, 295505, 515023, 1477525, 2575115, 3605161, 12875575, 18025805, 90129025]

約数ペア:

[(1, 90129025), (5, 18025805), (7, 12875575), (25, 3605161), (35, 2575115), (61, 1477525), (175, 515023), (305, 295505), (427, 211075), (1525, 59101), (2135, 42215), (8443, 10675)]