39779825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 52600800

約数和(自身を除く): 12820975

約数列:

[1, 5, 19, 25, 83, 95, 415, 475, 1009, 1577, 2075, 5045, 7885, 19171, 25225, 39425, 83747, 95855, 418735, 479275, 1591193, 2093675, 7955965, 39779825]

約数ペア:

[(1, 39779825), (5, 7955965), (19, 2093675), (25, 1591193), (83, 479275), (95, 418735), (415, 95855), (475, 83747), (1009, 39425), (1577, 25225), (2075, 19171), (5045, 7885)]