4497025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 6108984

約数和(自身を除く): 1611959

約数列:

[1, 5, 13, 25, 65, 101, 137, 325, 505, 685, 1313, 1781, 2525, 3425, 6565, 8905, 13837, 32825, 44525, 69185, 179881, 345925, 899405, 4497025]

約数ペア:

[(1, 4497025), (5, 899405), (13, 345925), (25, 179881), (65, 69185), (101, 44525), (137, 32825), (325, 13837), (505, 8905), (685, 6565), (1313, 3425), (1781, 2525)]