65065840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{116189}}^1$

素因数の和:116209

約数の個数: 40

約数和(自身を含む): 172890720

約数和(自身を除く): 107824880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 116189, 232378, 464756, 580945, 813323, 929512, 1161890, 1626646, 1859024, 2323780, 3253292, 4066615, 4647560, 6506584, 8133230, 9295120, 13013168, 16266460, 32532920, 65065840]

約数ペア:

[(1, 65065840), (2, 32532920), (4, 16266460), (5, 13013168), (7, 9295120), (8, 8133230), (10, 6506584), (14, 4647560), (16, 4066615), (20, 3253292), (28, 2323780), (35, 1859024), (40, 1626646), (56, 1161890), (70, 929512), (80, 813323), (112, 580945), (140, 464756), (280, 232378), (560, 116189)]