2563125

素因数分解:

$3^1\times 5^4\times {\mathrm{1367}}^1$

素因数の和:1390

約数の個数: 20

約数和(自身を含む): 4273632

約数和(自身を除く): 1710507

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1367, 1875, 4101, 6835, 20505, 34175, 102525, 170875, 512625, 854375, 2563125]

約数ペア:

[(1, 2563125), (3, 854375), (5, 512625), (15, 170875), (25, 102525), (75, 34175), (125, 20505), (375, 6835), (625, 4101), (1367, 1875)]