207811675

素因数分解:

$5^2\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 272031696

約数和(自身を除く): 64220021

約数列:

[1, 5, 25, 47, 53, 71, 235, 265, 355, 1175, 1325, 1775, 2209, 2491, 3337, 3763, 11045, 12455, 16685, 18815, 55225, 62275, 83425, 94075, 117077, 156839, 176861, 585385, 784195, 884305, 2926925, 3920975, 4421525, 8312467, 41562335, 207811675]

約数ペア:

[(1, 207811675), (5, 41562335), (25, 8312467), (47, 4421525), (53, 3920975), (71, 2926925), (235, 884305), (265, 784195), (355, 585385), (1175, 176861), (1325, 156839), (1775, 117077), (2209, 94075), (2491, 83425), (3337, 62275), (3763, 55225), (11045, 18815), (12455, 16685)]