27608425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 13638935

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 221, 247, 263, 323, 325, 425, 475, 1105, 1235, 1315, 1615, 3419, 4199, 4471, 4997, 5525, 6175, 6575, 8075, 17095, 20995, 22355, 24985, 58123, 64961, 84949, 85475, 104975, 111775, 124925, 290615, 324805, 424745, 1104337, 1453075, 1624025, 2123725, 5521685, 27608425]

約数ペア:

[(1, 27608425), (5, 5521685), (13, 2123725), (17, 1624025), (19, 1453075), (25, 1104337), (65, 424745), (85, 324805), (95, 290615), (221, 124925), (247, 111775), (263, 104975), (323, 85475), (325, 84949), (425, 64961), (475, 58123), (1105, 24985), (1235, 22355), (1315, 20995), (1615, 17095), (3419, 8075), (4199, 6575), (4471, 6175), (4997, 5525)]