25498540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43963}}^1$

素因数の和:44001

約数の個数: 24

約数和(自身を含む): 55394640

約数和(自身を除く): 29896100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 43963, 87926, 175852, 219815, 439630, 879260, 1274927, 2549854, 5099708, 6374635, 12749270, 25498540]

約数ペア:

[(1, 25498540), (2, 12749270), (4, 6374635), (5, 5099708), (10, 2549854), (20, 1274927), (29, 879260), (58, 439630), (116, 219815), (145, 175852), (290, 87926), (580, 43963)]