121738375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 177914880

約数和(自身を除く): 56176505

約数列:

[1, 5, 11, 25, 29, 43, 55, 71, 125, 145, 215, 275, 319, 355, 473, 725, 781, 1075, 1247, 1375, 1595, 1775, 2059, 2365, 3053, 3625, 3905, 5375, 6235, 7975, 8875, 10295, 11825, 13717, 15265, 19525, 22649, 31175, 33583, 39875, 51475, 59125, 68585, 76325, 88537, 97625, 113245, 155875, 167915, 257375, 342925, 381625, 442685, 566225, 839575, 973907, 1714625, 2213425, 2831125, 4197875, 4869535, 11067125, 24347675, 121738375]

約数ペア:

[(1, 121738375), (5, 24347675), (11, 11067125), (25, 4869535), (29, 4197875), (43, 2831125), (55, 2213425), (71, 1714625), (125, 973907), (145, 839575), (215, 566225), (275, 442685), (319, 381625), (355, 342925), (473, 257375), (725, 167915), (781, 155875), (1075, 113245), (1247, 97625), (1375, 88537), (1595, 76325), (1775, 68585), (2059, 59125), (2365, 51475), (3053, 39875), (3625, 33583), (3905, 31175), (5375, 22649), (6235, 19525), (7975, 15265), (8875, 13717), (10295, 11825)]