139214375

素因数分解:

$5^4\times {\mathrm{353}}^1\times {\mathrm{631}}^1$

素因数の和:1004

約数の個数: 20

約数和(自身を含む): 174731568

約数和(自身を除く): 35517193

約数列:

[1, 5, 25, 125, 353, 625, 631, 1765, 3155, 8825, 15775, 44125, 78875, 220625, 222743, 394375, 1113715, 5568575, 27842875, 139214375]

約数ペア:

[(1, 139214375), (5, 27842875), (25, 5568575), (125, 1113715), (353, 394375), (625, 222743), (631, 220625), (1765, 78875), (3155, 44125), (8825, 15775)]