26782975

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 34283520

約数和(自身を除く): 7500545

約数列:

[1, 5, 25, 71, 79, 191, 355, 395, 955, 1775, 1975, 4775, 5609, 13561, 15089, 28045, 67805, 75445, 140225, 339025, 377225, 1071319, 5356595, 26782975]

約数ペア:

[(1, 26782975), (5, 5356595), (25, 1071319), (71, 377225), (79, 339025), (191, 140225), (355, 75445), (395, 67805), (955, 28045), (1775, 15089), (1975, 13561), (4775, 5609)]