25287875

素因数分解:

$5^3\times {\mathrm{101}}^1\times {\mathrm{2003}}^1$

素因数の和:2119

約数の個数: 16

約数和(自身を含む): 31887648

約数和(自身を除く): 6599773

約数列:

[1, 5, 25, 101, 125, 505, 2003, 2525, 10015, 12625, 50075, 202303, 250375, 1011515, 5057575, 25287875]

約数ペア:

[(1, 25287875), (5, 5057575), (25, 1011515), (101, 250375), (125, 202303), (505, 50075), (2003, 12625), (2525, 10015)]