64748000

素因数分解:

$2^5\times 5^3\times {\mathrm{16187}}^1$

素因数の和:16212

約数の個数: 48

約数和(自身を含む): 159095664

約数和(自身を除く): 94347664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 16187, 32374, 64748, 80935, 129496, 161870, 258992, 323740, 404675, 517984, 647480, 809350, 1294960, 1618700, 2023375, 2589920, 3237400, 4046750, 6474800, 8093500, 12949600, 16187000, 32374000, 64748000]

約数ペア:

[(1, 64748000), (2, 32374000), (4, 16187000), (5, 12949600), (8, 8093500), (10, 6474800), (16, 4046750), (20, 3237400), (25, 2589920), (32, 2023375), (40, 1618700), (50, 1294960), (80, 809350), (100, 647480), (125, 517984), (160, 404675), (200, 323740), (250, 258992), (400, 161870), (500, 129496), (800, 80935), (1000, 64748), (2000, 32374), (4000, 16187)]