12672025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 16498944

約数和(自身を除く): 3826919

約数列:

[1, 5, 25, 31, 83, 155, 197, 415, 775, 985, 2075, 2573, 4925, 6107, 12865, 16351, 30535, 64325, 81755, 152675, 408775, 506881, 2534405, 12672025]

約数ペア:

[(1, 12672025), (5, 2534405), (25, 506881), (31, 408775), (83, 152675), (155, 81755), (197, 64325), (415, 30535), (775, 16351), (985, 12865), (2075, 6107), (2573, 4925)]