5213125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:478

約数の個数: 20

約数和(自身を含む): 6872800

約数和(自身を除く): 1659675

約数列:

[1, 5, 19, 25, 95, 125, 439, 475, 625, 2195, 2375, 8341, 10975, 11875, 41705, 54875, 208525, 274375, 1042625, 5213125]

約数ペア:

[(1, 5213125), (5, 1042625), (19, 274375), (25, 208525), (95, 54875), (125, 41705), (439, 11875), (475, 10975), (625, 8341), (2195, 2375)]