77532560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{138451}}^1$

素因数の和:138471

約数の個数: 40

約数和(自身を含む): 206016576

約数和(自身を除く): 128484016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 138451, 276902, 553804, 692255, 969157, 1107608, 1384510, 1938314, 2215216, 2769020, 3876628, 4845785, 5538040, 7753256, 9691570, 11076080, 15506512, 19383140, 38766280, 77532560]

約数ペア:

[(1, 77532560), (2, 38766280), (4, 19383140), (5, 15506512), (7, 11076080), (8, 9691570), (10, 7753256), (14, 5538040), (16, 4845785), (20, 3876628), (28, 2769020), (35, 2215216), (40, 1938314), (56, 1384510), (70, 1107608), (80, 969157), (112, 692255), (140, 553804), (280, 276902), (560, 138451)]