25486540

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5077}}^1$

素因数の和:5337

約数の個数: 24

約数和(自身を含む): 53745552

約数和(自身を除く): 28259012

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 5077, 10154, 20308, 25385, 50770, 101540, 1274327, 2548654, 5097308, 6371635, 12743270, 25486540]

約数ペア:

[(1, 25486540), (2, 12743270), (4, 6371635), (5, 5097308), (10, 2548654), (20, 1274327), (251, 101540), (502, 50770), (1004, 25385), (1255, 20308), (2510, 10154), (5020, 5077)]