25220950

素因数分解:

$2^1\times 5^2\times {\mathrm{509}}^1\times {\mathrm{991}}^1$

素因数の和:1512

約数の個数: 24

約数和(自身を含む): 47050560

約数和(自身を除く): 21829610

約数列:

[1, 2, 5, 10, 25, 50, 509, 991, 1018, 1982, 2545, 4955, 5090, 9910, 12725, 24775, 25450, 49550, 504419, 1008838, 2522095, 5044190, 12610475, 25220950]

約数ペア:

[(1, 25220950), (2, 12610475), (5, 5044190), (10, 2522095), (25, 1008838), (50, 504419), (509, 49550), (991, 25450), (1018, 24775), (1982, 12725), (2545, 9910), (4955, 5090)]