90864175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 119255760

約数和(自身を除く): 28391585

約数列:

[1, 5, 19, 25, 95, 233, 475, 821, 1165, 4105, 4427, 5825, 15599, 20525, 22135, 77995, 110675, 191293, 389975, 956465, 3634567, 4782325, 18172835, 90864175]

約数ペア:

[(1, 90864175), (5, 18172835), (19, 4782325), (25, 3634567), (95, 956465), (233, 389975), (475, 191293), (821, 110675), (1165, 77995), (4105, 22135), (4427, 20525), (5825, 15599)]