1028125

素因数分解:

$5^5\times 7^1\times {\mathrm{47}}^1$

素因数の和:79

約数の個数: 24

約数和(自身を含む): 1499904

約数和(自身を除く): 471779

約数列:

[1, 5, 7, 25, 35, 47, 125, 175, 235, 329, 625, 875, 1175, 1645, 3125, 4375, 5875, 8225, 21875, 29375, 41125, 146875, 205625, 1028125]

約数ペア:

[(1, 1028125), (5, 205625), (7, 146875), (25, 41125), (35, 29375), (47, 21875), (125, 8225), (175, 5875), (235, 4375), (329, 3125), (625, 1645), (875, 1175)]