157445800

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{7643}}^1$

素因数の和:7762

約数の個数: 48

約数和(自身を含む): 369663840

約数和(自身を除く): 212218040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 824, 1030, 2060, 2575, 4120, 5150, 7643, 10300, 15286, 20600, 30572, 38215, 61144, 76430, 152860, 191075, 305720, 382150, 764300, 787229, 1528600, 1574458, 3148916, 3936145, 6297832, 7872290, 15744580, 19680725, 31489160, 39361450, 78722900, 157445800]

約数ペア:

[(1, 157445800), (2, 78722900), (4, 39361450), (5, 31489160), (8, 19680725), (10, 15744580), (20, 7872290), (25, 6297832), (40, 3936145), (50, 3148916), (100, 1574458), (103, 1528600), (200, 787229), (206, 764300), (412, 382150), (515, 305720), (824, 191075), (1030, 152860), (2060, 76430), (2575, 61144), (4120, 38215), (5150, 30572), (7643, 20600), (10300, 15286)]