20810075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5821}}^1$

素因数の和:5855

約数の個数: 24

約数和(自身を含む): 30320976

約数和(自身を除く): 9510901

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5821, 29105, 64031, 75673, 145525, 320155, 378365, 832403, 1600775, 1891825, 4162015, 20810075]

約数ペア:

[(1, 20810075), (5, 4162015), (11, 1891825), (13, 1600775), (25, 832403), (55, 378365), (65, 320155), (143, 145525), (275, 75673), (325, 64031), (715, 29105), (3575, 5821)]