200244080

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 476085600

約数和(自身を除く): 275841520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 149, 157, 214, 298, 314, 428, 535, 596, 628, 745, 785, 856, 1070, 1192, 1256, 1490, 1570, 1712, 2140, 2384, 2512, 2980, 3140, 4280, 5960, 6280, 8560, 11920, 12560, 15943, 16799, 23393, 31886, 33598, 46786, 63772, 67196, 79715, 83995, 93572, 116965, 127544, 134392, 159430, 167990, 187144, 233930, 255088, 268784, 318860, 335980, 374288, 467860, 637720, 671960, 935720, 1275440, 1343920, 1871440, 2503051, 5006102, 10012204, 12515255, 20024408, 25030510, 40048816, 50061020, 100122040, 200244080]

約数ペア:

[(1, 200244080), (2, 100122040), (4, 50061020), (5, 40048816), (8, 25030510), (10, 20024408), (16, 12515255), (20, 10012204), (40, 5006102), (80, 2503051), (107, 1871440), (149, 1343920), (157, 1275440), (214, 935720), (298, 671960), (314, 637720), (428, 467860), (535, 374288), (596, 335980), (628, 318860), (745, 268784), (785, 255088), (856, 233930), (1070, 187144), (1192, 167990), (1256, 159430), (1490, 134392), (1570, 127544), (1712, 116965), (2140, 93572), (2384, 83995), (2512, 79715), (2980, 67196), (3140, 63772), (4280, 46786), (5960, 33598), (6280, 31886), (8560, 23393), (11920, 16799), (12560, 15943)]