55129375

素因数分解:

$5^4\times 7^1\times {\mathrm{12601}}^1$

素因数の和:12628

約数の個数: 20

約数和(自身を含む): 78737296

約数和(自身を除く): 23607921

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 12601, 63005, 88207, 315025, 441035, 1575125, 2205175, 7875625, 11025875, 55129375]

約数ペア:

[(1, 55129375), (5, 11025875), (7, 7875625), (25, 2205175), (35, 1575125), (125, 441035), (175, 315025), (625, 88207), (875, 63005), (4375, 12601)]