27666925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 13580435

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 109, 143, 275, 325, 355, 545, 715, 781, 923, 1199, 1417, 1775, 2725, 3575, 3905, 4615, 5995, 7085, 7739, 10153, 15587, 19525, 23075, 29975, 35425, 38695, 50765, 77935, 85129, 100607, 193475, 253825, 389675, 425645, 503035, 1106677, 2128225, 2515175, 5533385, 27666925]

約数ペア:

[(1, 27666925), (5, 5533385), (11, 2515175), (13, 2128225), (25, 1106677), (55, 503035), (65, 425645), (71, 389675), (109, 253825), (143, 193475), (275, 100607), (325, 85129), (355, 77935), (545, 50765), (715, 38695), (781, 35425), (923, 29975), (1199, 23075), (1417, 19525), (1775, 15587), (2725, 10153), (3575, 7739), (3905, 7085), (4615, 5995)]