25252900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{13291}}^1$

素因数の和:13324

約数の個数: 36

約数和(自身を含む): 57687280

約数和(自身を除く): 32434380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 13291, 26582, 53164, 66455, 132910, 252529, 265820, 332275, 505058, 664550, 1010116, 1262645, 1329100, 2525290, 5050580, 6313225, 12626450, 25252900]

約数ペア:

[(1, 25252900), (2, 12626450), (4, 6313225), (5, 5050580), (10, 2525290), (19, 1329100), (20, 1262645), (25, 1010116), (38, 664550), (50, 505058), (76, 332275), (95, 265820), (100, 252529), (190, 132910), (380, 66455), (475, 53164), (950, 26582), (1900, 13291)]