85991920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{153557}}^1$

素因数の和:153577

約数の個数: 40

約数和(自身を含む): 228494304

約数和(自身を除く): 142502384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 153557, 307114, 614228, 767785, 1074899, 1228456, 1535570, 2149798, 2456912, 3071140, 4299596, 5374495, 6142280, 8599192, 10748990, 12284560, 17198384, 21497980, 42995960, 85991920]

約数ペア:

[(1, 85991920), (2, 42995960), (4, 21497980), (5, 17198384), (7, 12284560), (8, 10748990), (10, 8599192), (14, 6142280), (16, 5374495), (20, 4299596), (28, 3071140), (35, 2456912), (40, 2149798), (56, 1535570), (70, 1228456), (80, 1074899), (112, 767785), (140, 614228), (280, 307114), (560, 153557)]