28773125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2462

約数の個数: 20

約数和(自身を含む): 37862880

約数和(自身を除く): 9089755

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 2423, 11875, 12115, 46037, 60575, 230185, 302875, 1150925, 1514375, 5754625, 28773125]

約数ペア:

[(1, 28773125), (5, 5754625), (19, 1514375), (25, 1150925), (95, 302875), (125, 230185), (475, 60575), (625, 46037), (2375, 12115), (2423, 11875)]