25506225

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1303}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 48508800

約数和(自身を除く): 23002575

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 145, 225, 261, 435, 675, 725, 783, 1303, 1305, 2175, 3909, 3915, 6515, 6525, 11727, 19545, 19575, 32575, 35181, 37787, 58635, 97725, 113361, 175905, 188935, 293175, 340083, 566805, 879525, 944675, 1020249, 1700415, 2834025, 5101245, 8502075, 25506225]

約数ペア:

[(1, 25506225), (3, 8502075), (5, 5101245), (9, 2834025), (15, 1700415), (25, 1020249), (27, 944675), (29, 879525), (45, 566805), (75, 340083), (87, 293175), (135, 188935), (145, 175905), (225, 113361), (261, 97725), (435, 58635), (675, 37787), (725, 35181), (783, 32575), (1303, 19575), (1305, 19545), (2175, 11727), (3909, 6525), (3915, 6515)]