12961657405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 17209221120

約数和(自身を除く): 4247563715

約数列:

[1, 5, 19, 37, 71, 95, 167, 185, 311, 355, 703, 835, 1349, 1555, 2627, 3173, 3515, 5909, 6179, 6745, 11507, 11857, 13135, 15865, 22081, 29545, 30895, 49913, 51937, 57535, 59285, 110405, 117401, 218633, 225283, 249565, 259685, 419539, 438709, 587005, 816997, 986803, 1093165, 1126415, 1921669, 2097695, 2193545, 3687527, 4084985, 4934015, 8335471, 9608345, 15522943, 18437635, 36511711, 41677355, 70063013, 77614715, 136438499, 182558555, 350315065, 682192495, 2592331481, 12961657405]

約数ペア:

[(1, 12961657405), (5, 2592331481), (19, 682192495), (37, 350315065), (71, 182558555), (95, 136438499), (167, 77614715), (185, 70063013), (311, 41677355), (355, 36511711), (703, 18437635), (835, 15522943), (1349, 9608345), (1555, 8335471), (2627, 4934015), (3173, 4084985), (3515, 3687527), (5909, 2193545), (6179, 2097695), (6745, 1921669), (11507, 1126415), (11857, 1093165), (13135, 986803), (15865, 816997), (22081, 587005), (29545, 438709), (30895, 419539), (49913, 259685), (51937, 249565), (57535, 225283), (59285, 218633), (110405, 117401)]