189456475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1217}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 253733760

約数和(自身を除く): 64277285

約数列:

[1, 5, 13, 25, 65, 325, 479, 1217, 2395, 6085, 6227, 11975, 15821, 30425, 31135, 79105, 155675, 395525, 582943, 2914715, 7578259, 14573575, 37891295, 189456475]

約数ペア:

[(1, 189456475), (5, 37891295), (13, 14573575), (25, 7578259), (65, 2914715), (325, 582943), (479, 395525), (1217, 155675), (2395, 79105), (6085, 31135), (6227, 30425), (11975, 15821)]