203423975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3929}}^1$

素因数の和:4067

約数の個数: 24

約数和(自身を含む): 268026000

約数和(自身を除く): 64602025

約数列:

[1, 5, 19, 25, 95, 109, 475, 545, 2071, 2725, 3929, 10355, 19645, 51775, 74651, 98225, 373255, 428261, 1866275, 2141305, 8136959, 10706525, 40684795, 203423975]

約数ペア:

[(1, 203423975), (5, 40684795), (19, 10706525), (25, 8136959), (95, 2141305), (109, 1866275), (475, 428261), (545, 373255), (2071, 98225), (2725, 74651), (3929, 51775), (10355, 19645)]