87620925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 174845952

約数和(自身を除く): 87225027

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 53, 67, 75, 105, 141, 159, 175, 201, 235, 265, 329, 335, 371, 469, 525, 705, 795, 987, 1005, 1113, 1175, 1325, 1407, 1645, 1675, 1855, 2345, 2491, 3149, 3525, 3551, 3975, 4935, 5025, 5565, 7035, 7473, 8225, 9275, 9447, 10653, 11725, 12455, 15745, 17437, 17755, 22043, 24675, 24857, 27825, 35175, 37365, 47235, 52311, 53265, 62275, 66129, 74571, 78725, 87185, 88775, 110215, 124285, 166897, 186825, 236175, 261555, 266325, 330645, 372855, 435925, 500691, 551075, 621425, 834485, 1168279, 1307775, 1653225, 1864275, 2503455, 3504837, 4172425, 5841395, 12517275, 17524185, 29206975, 87620925]

約数ペア:

[(1, 87620925), (3, 29206975), (5, 17524185), (7, 12517275), (15, 5841395), (21, 4172425), (25, 3504837), (35, 2503455), (47, 1864275), (53, 1653225), (67, 1307775), (75, 1168279), (105, 834485), (141, 621425), (159, 551075), (175, 500691), (201, 435925), (235, 372855), (265, 330645), (329, 266325), (335, 261555), (371, 236175), (469, 186825), (525, 166897), (705, 124285), (795, 110215), (987, 88775), (1005, 87185), (1113, 78725), (1175, 74571), (1325, 66129), (1407, 62275), (1645, 53265), (1675, 52311), (1855, 47235), (2345, 37365), (2491, 35175), (3149, 27825), (3525, 24857), (3551, 24675), (3975, 22043), (4935, 17755), (5025, 17437), (5565, 15745), (7035, 12455), (7473, 11725), (8225, 10653), (9275, 9447)]