13245800

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 31143840

約数和(自身を除く): 17898040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 643, 824, 1030, 1286, 2060, 2572, 2575, 3215, 4120, 5144, 5150, 6430, 10300, 12860, 16075, 20600, 25720, 32150, 64300, 66229, 128600, 132458, 264916, 331145, 529832, 662290, 1324580, 1655725, 2649160, 3311450, 6622900, 13245800]

約数ペア:

[(1, 13245800), (2, 6622900), (4, 3311450), (5, 2649160), (8, 1655725), (10, 1324580), (20, 662290), (25, 529832), (40, 331145), (50, 264916), (100, 132458), (103, 128600), (200, 66229), (206, 64300), (412, 32150), (515, 25720), (643, 20600), (824, 16075), (1030, 12860), (1286, 10300), (2060, 6430), (2572, 5150), (2575, 5144), (3215, 4120)]