15280265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 25546752

約数和(自身を除く): 10266487

約数列:

[1, 5, 7, 11, 13, 35, 43, 55, 65, 71, 77, 91, 143, 215, 301, 355, 385, 455, 473, 497, 559, 715, 781, 923, 1001, 1505, 2365, 2485, 2795, 3053, 3311, 3905, 3913, 4615, 5005, 5467, 6149, 6461, 10153, 15265, 16555, 19565, 21371, 27335, 30745, 32305, 33583, 39689, 43043, 50765, 71071, 106855, 167915, 198445, 215215, 235081, 277823, 355355, 436579, 1175405, 1389115, 2182895, 3056053, 15280265]

約数ペア:

[(1, 15280265), (5, 3056053), (7, 2182895), (11, 1389115), (13, 1175405), (35, 436579), (43, 355355), (55, 277823), (65, 235081), (71, 215215), (77, 198445), (91, 167915), (143, 106855), (215, 71071), (301, 50765), (355, 43043), (385, 39689), (455, 33583), (473, 32305), (497, 30745), (559, 27335), (715, 21371), (781, 19565), (923, 16555), (1001, 15265), (1505, 10153), (2365, 6461), (2485, 6149), (2795, 5467), (3053, 5005), (3311, 4615), (3905, 3913)]