19005680175

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^2\times {\mathrm{127}}^1\times {\mathrm{1187}}^1$

素因数の和:1409

約数の個数: 72

約数和(自身を含む): 32488777728

約数和(自身を除く): 13483097553

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 127, 205, 381, 615, 635, 1025, 1187, 1681, 1905, 3075, 3175, 3561, 5043, 5207, 5935, 8405, 9525, 15621, 17805, 25215, 26035, 29675, 42025, 48667, 78105, 89025, 126075, 130175, 146001, 150749, 213487, 243335, 390525, 452247, 640461, 730005, 753745, 1067435, 1216675, 1995347, 2261235, 3202305, 3650025, 3768725, 5337175, 5986041, 6180709, 9976735, 11306175, 16011525, 18542127, 29930205, 30903545, 49883675, 92710635, 149651025, 154517725, 253409069, 463553175, 760227207, 1267045345, 3801136035, 6335226725, 19005680175]

約数ペア:

[(1, 19005680175), (3, 6335226725), (5, 3801136035), (15, 1267045345), (25, 760227207), (41, 463553175), (75, 253409069), (123, 154517725), (127, 149651025), (205, 92710635), (381, 49883675), (615, 30903545), (635, 29930205), (1025, 18542127), (1187, 16011525), (1681, 11306175), (1905, 9976735), (3075, 6180709), (3175, 5986041), (3561, 5337175), (5043, 3768725), (5207, 3650025), (5935, 3202305), (8405, 2261235), (9525, 1995347), (15621, 1216675), (17805, 1067435), (25215, 753745), (26035, 730005), (29675, 640461), (42025, 452247), (48667, 390525), (78105, 243335), (89025, 213487), (126075, 150749), (130175, 146001)]