20531525

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5101}}^1$

素因数の和:5141

約数の個数: 24

約数和(自身を含む): 30367104

約数和(自身を除く): 9835579

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 5101, 25505, 35707, 117323, 127525, 178535, 586615, 821261, 892675, 2933075, 4106305, 20531525]

約数ペア:

[(1, 20531525), (5, 4106305), (7, 2933075), (23, 892675), (25, 821261), (35, 586615), (115, 178535), (161, 127525), (175, 117323), (575, 35707), (805, 25505), (4025, 5101)]