257155367055

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{617}}^1\times {\mathrm{1621}}^1$

素因数の和:2588

約数の個数: 64

約数和(自身を含む): 420621399936

約数和(自身を除く): 163466032881

約数列:

[1, 3, 5, 15, 61, 183, 281, 305, 617, 843, 915, 1405, 1621, 1851, 3085, 4215, 4863, 8105, 9255, 17141, 24315, 37637, 51423, 85705, 98881, 112911, 173377, 188185, 257115, 296643, 455501, 494405, 520131, 564555, 866885, 1000157, 1366503, 1483215, 2277505, 2600655, 3000471, 5000785, 6832515, 10575997, 15002355, 27785561, 31727991, 52879985, 61009577, 83356683, 138927805, 158639955, 183028731, 281044117, 305047885, 416783415, 843132351, 915143655, 1405220585, 4215661755, 17143691137, 51431073411, 85718455685, 257155367055]

約数ペア:

[(1, 257155367055), (3, 85718455685), (5, 51431073411), (15, 17143691137), (61, 4215661755), (183, 1405220585), (281, 915143655), (305, 843132351), (617, 416783415), (843, 305047885), (915, 281044117), (1405, 183028731), (1621, 158639955), (1851, 138927805), (3085, 83356683), (4215, 61009577), (4863, 52879985), (8105, 31727991), (9255, 27785561), (17141, 15002355), (24315, 10575997), (37637, 6832515), (51423, 5000785), (85705, 3000471), (98881, 2600655), (112911, 2277505), (173377, 1483215), (188185, 1366503), (257115, 1000157), (296643, 866885), (455501, 564555), (494405, 520131)]