1636684025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{3467}}^1$

素因数の和:4321

約数の個数: 24

約数和(自身を含む): 2120917824

約数和(自身を除く): 484233799

約数列:

[1, 5, 23, 25, 115, 575, 821, 3467, 4105, 17335, 18883, 20525, 79741, 86675, 94415, 398705, 472075, 1993525, 2846407, 14232035, 65467361, 71160175, 327336805, 1636684025]

約数ペア:

[(1, 1636684025), (5, 327336805), (23, 71160175), (25, 65467361), (115, 14232035), (575, 2846407), (821, 1993525), (3467, 472075), (4105, 398705), (17335, 94415), (18883, 86675), (20525, 79741)]