7943125

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:270

約数の個数: 20

約数和(自身を含む): 10121760

約数和(自身を除く): 2178635

約数列:

[1, 5, 25, 71, 125, 179, 355, 625, 895, 1775, 4475, 8875, 12709, 22375, 44375, 63545, 111875, 317725, 1588625, 7943125]

約数ペア:

[(1, 7943125), (5, 1588625), (25, 317725), (71, 111875), (125, 63545), (179, 44375), (355, 22375), (625, 12709), (895, 8875), (1775, 4475)]