2660983025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{3209}}^1$

素因数の和:4069

約数の個数: 24

約数和(自身を含む): 3385330200

約数和(自身を除く): 724347175

約数列:

[1, 5, 25, 41, 205, 809, 1025, 3209, 4045, 16045, 20225, 33169, 80225, 131569, 165845, 657845, 829225, 2596081, 3289225, 12980405, 64902025, 106439321, 532196605, 2660983025]

約数ペア:

[(1, 2660983025), (5, 532196605), (25, 106439321), (41, 64902025), (205, 12980405), (809, 3289225), (1025, 2596081), (3209, 829225), (4045, 657845), (16045, 165845), (20225, 131569), (33169, 80225)]