408175025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{3187}}^1$

素因数の和:3353

約数の個数: 24

約数和(自身を含む): 521811840

約数和(自身を除く): 113636815

約数列:

[1, 5, 25, 47, 109, 235, 545, 1175, 2725, 3187, 5123, 15935, 25615, 79675, 128075, 149789, 347383, 748945, 1736915, 3744725, 8684575, 16327001, 81635005, 408175025]

約数ペア:

[(1, 408175025), (5, 81635005), (25, 16327001), (47, 8684575), (109, 3744725), (235, 1736915), (545, 748945), (1175, 347383), (2725, 149789), (3187, 128075), (5123, 79675), (15935, 25615)]