30013125

素因数分解:

$3^1\times 5^4\times {\mathrm{16007}}^1$

素因数の和:16030

約数の個数: 20

約数和(自身を含む): 50008992

約数和(自身を除く): 19995867

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 16007, 48021, 80035, 240105, 400175, 1200525, 2000875, 6002625, 10004375, 30013125]

約数ペア:

[(1, 30013125), (3, 10004375), (5, 6002625), (15, 2000875), (25, 1200525), (75, 400175), (125, 240105), (375, 80035), (625, 48021), (1875, 16007)]