50718395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 30566725

約数列:

[1, 5, 7, 13, 17, 35, 65, 79, 83, 85, 91, 119, 221, 395, 415, 455, 553, 581, 595, 1027, 1079, 1105, 1343, 1411, 1547, 2765, 2905, 5135, 5395, 6557, 6715, 7055, 7189, 7553, 7735, 9401, 9877, 17459, 18343, 32785, 35945, 37765, 45899, 47005, 49385, 85241, 87295, 91715, 111469, 122213, 128401, 229495, 426205, 557345, 596687, 611065, 642005, 780283, 1449097, 2983435, 3901415, 7245485, 10143679, 50718395]

約数ペア:

[(1, 50718395), (5, 10143679), (7, 7245485), (13, 3901415), (17, 2983435), (35, 1449097), (65, 780283), (79, 642005), (83, 611065), (85, 596687), (91, 557345), (119, 426205), (221, 229495), (395, 128401), (415, 122213), (455, 111469), (553, 91715), (581, 87295), (595, 85241), (1027, 49385), (1079, 47005), (1105, 45899), (1343, 37765), (1411, 35945), (1547, 32785), (2765, 18343), (2905, 17459), (5135, 9877), (5395, 9401), (6557, 7735), (6715, 7553), (7055, 7189)]